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free-for-dev

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
https://github.com/ripienaar/free-for-dev

Last synced: 2 days ago
JSON representation

  • Email

    • Zoho Assist
    • Wiki
    • Surveys
    • Bookings
    • Forms
    • Sign
    • Analytics
    • 10minutemail - Free, temporary email for testing.
    • AnonAddy - Open-source anonymous email forwarding, create unlimited email aliases for free
    • Antideo
    • Bump - Free 10 Bump email addresses, one custom domain
    • Burnermail - day Mailbox History
    • CloudMailin - Incoming email via HTTP POST and transactional outbound - 10,000 free emails/month
    • cloudmersive.com
    • Contact.do
    • debugmail.io
    • DNSExit - Up to 2 Email addresses under your domain for free with 100MB of storage space. IMAP, POP3, SMTP, SPF/DKIM support.
    • emaildrop.io
    • EmailLabs.io
    • EmailOctopus - Up to 2,500 subscribers and 10,000 emails per month free
    • EmailJS
    • EtherealMail - Ethereal is a fake SMTP service, mainly aimed at Nodemailer and EmailEngine users (but not limited to). It's an entirely free anti-transactional email service where messages never get delivered.
    • Tempmailers - Generate unlimited temporary email addresses for free
    • Emailvalidation.io - 100 free email verifications per month
    • fakermail.com
    • forwardemail.net
    • HotTempMail - Unlimited, free, disposable temporary email addresses. Autoexpires in one day.
    • Imitate Email - Sandbox Email Server for testing email functionality across build/qa and ci/cd. Free accounts get 15 emails a day forever.
    • ImprovMX
    • EForw
    • inboxkitten.com - Free temporary/disposable email inbox, with up to 3-day email auto-deletes. Open source and can be self-hosted.
    • mail-tester.com
    • dkimvalidator.com - Test if the email's DNS/SPF/DKIM/DMARC settings are correct, free service by roundsphere.com
    • mailcatcher.me
    • Mailcheck.ai - Prevent users to sign up with temporary email addresses, 120 requests/hour (~86,400 per month)
    • Mailchimp
    • MailerLite.com
    • MailerSend.com
    • mailinator.com
    • Mailjet
    • Mailnesia - Free temporary/disposable email, which auto visit registration link.
    • mailsac.com - Free API for temporary email testing, free public email hosting, outbound capture, email-to-slack/websocket/webhook (1,500 monthly API limit)
    • Mailtie.com - Free Email Forwarding for Your Domain. You don't need to register. Free Forever.
    • Mailtrap.io
    • Mailvalidator.io - Verify 300 emails/month for free, real-time API with bulk processing available.
    • Mutant Mail
    • Outlook.com - Free personal email and calendar.
    • Parsio.io
    • pepipost.com
    • Postmark - 100 emails/month free, unlimited DMARC weekly digests.
    • Proton Mail - Free secure email account service provider with built-in end-to-end encryption. Free 1GB storage.
    • Queuemail.dev
    • QuickEmailVerification
    • Resend - Transactional emails API for developers. 3,000 emails/month, 100 emails/day free, one custom domain.
    • Sender
    • SendGrid
    • Brevo
    • Sendpulse
    • SimpleLogin - hostable email alias/forwarding solution. Free 5 Aliases, unlimited bandwidth, unlimited reply/send. Free for educational staff (student, researcher, etc.).
    • Skiff - Open source, end-to-end encrypted anonymous email service, no additional details asked at signup, free 10GB drive storage, one custom domain for your own website, free four aliases for your email address per account. Additional Crypto Wallet support for the E2EE environment.
    • Substack
    • Tempmailo - Unlimited free temp email addresses. Autoexpire in two days.
    • Takeout - A constantly updated email service that makes sending emails easy. Five hundred transactional emails/month free.
    • temp-mail.io
    • trashmail.com - Free disposable email addresses with forwarding and automatic address expiration
    • Tutanota - Free secure email account service provider with built-in end-to-end encryption, no ads, no tracking. Free 1GB storage. Which is also partially [open source](https://github.com/tutao/tutanota), so you can self-host.
    • Verifalia - time email verification API with mailbox confirmation and disposable email address detector; 25 free email verifications/day.
    • verimail.io
    • Zoho - mail provider but now provides a suite of services, some of which have free plans. List of services having free plans :
    • Email
    • Sprints
    • Docs
    • Projects
    • Connect
    • Meeting
    • Vault
    • Showtime
    • Notebook
    • Subscriptions
    • Checkout
    • Desk
    • Cliq
    • Campaigns
    • EmailOctopus - Up to 2,500 subscribers and 10,000 emails per month free
    • forwardemail.net
    • Mailchimp
    • SendGrid
    • Touchlead - A multi-purpose marketing automation tool, with lead management, form builder, and automation. Free for limited number of leads and automations
    • 10minutemail - Free, temporary email for testing.
    • validemail.io - Free Tier with 10,000 validations per month & 10 requests per second.
    • Maildroppa - Up to 100 subscribers and unlimited emails as well as automations for free.
    • Sweego - European transactional emails API for developers. 500 emails/day free.
    • AhaSend - Transactional email service, free for 1000 emails per month, with unlimited domains, team members, webhooks and message routes in the free plan.
    • Momentary Email
    • yopmail - Free, temporary inboxes of your choice instantaneously.
    • Inboxes App
    • TempMailDetector.com - Verify up to 200 emails a month for free and see if an email is temporary or not.

  • Font

    • fonts.xz.style
    • dafont - The fonts presented on this website are their authors' property and are either freeware, shareware, demo versions, or public domain.
    • Everything Fonts - Offers multiple tools; @font-face, Units Converter, Font Hinter and Font Submitter.
    • Font Squirrel - Freeware fonts licensed for commercial work. Hand-selected these typefaces and presented them in an easy-to-use format.
    • Google Fonts - Many free fonts are easy and quick to install on a website via a download or a link to Google's CDN.
    • FontGet - Has a variety of fonts available to download and sorted neatly with tags.
    • Fontshare - is a free fonts service. It’s a growing collection of professional-grade fonts, 100% free for personal and commercial use.
    • Befonts - Provides several unique fonts for personal or commercial use.
    • Font of web - Identify all the fonts used on a website and how they are used.
    • Bunny
    • Bunny Fonts - All the Google Fonts with Google Fonts drop-in compatible API. Privacy oriented!
    • Bunny DNS - DNS hosting, 20 million free queries

  • Web Hosting

    • Drive To Web
    • Alwaysdata
    • Awardspace.com
    • Bohr - First Deployment and Development Platform that minimizes infrastructure hassle and speed up setup.
    • Bubble
    • dAppling Network - Decentralized web hosting platform for Web3 frontends focusing on increasing uptime and security and providing an additional access point for users.
    • DigitalOcean - Build and deploy three static sites for free on the App Platform Starter tier.
    • Drive To Web
    • DuckDocs - Markdown-powered documentation hosting, like a hosted Docusaurus. Free for ten pages per site.
    • Fenix Web Server - A developer desktop app for hosting sites locally and sharing them publically (in real-time). Work however you like, using its beautiful user interface, API, and/or CLI.
    • Free Hosting - Mail, free sub-domains, free domain hosting, DNS Zone Editor, Web Site Statistics, FREE Online Support and many more features not offered by other free hosts.
    • Freehostia - best Control Panel & a 1-click installation of 50+ free apps. Instant setup. No forced ads.
    • HelioHost - profit free web hosting with Plesk control panel, PHP, Node.js, Python, Django, Flask, .NET, Perl, CGI, MySQL, PostgreSQL, SQLite, IMAP/POP3/SMTP email, unlimited bandwidth, free subdomains, 1000 MB storage for free with the option to upgrade.
    • Kinsta Static Site Hosting
    • Lecturify - Web hosting with SFPT access for file upload and download, php available.
    • Neocities
    • Netlify
    • pantheon.io
    • readthedocs.org
    • render.com - deploys from Git, and completely free plans for web services, databases, and static web pages.
    • SourceForge
    • surge.sh - End developers. Unlimited sites with custom domain support
    • telegra.ph
    • tilda.cc - defined blocks among 170+ available, no fonts, no favicon, and no custom domain
    • Vercel
    • Versoly - focused website builder - unlimited websites, 70+ blocks, five templates, custom CSS, favicon, SEO and forms. No custom domain.
    • Qoddi - PaaS service similar to Heroku with a developer-centric approach and all-inclusive features. Free tier for static assets, staging, and developer apps.
    • FreeFlarum - Community-powered free Flarum hosting for up to 250 users (donate to remove the watermark from the footer).
    • fleek.co - Build modern sites and apps on the Open Web and its protocols seamlessly free for unlimited websites and 50 GB/month bandwidth.
    • MDB GO - Free hosting for one project with two weeks Container TTL, 500 MB RAM per project, SFTP - 1G disk space.
    • Patr Cloud - to-use cloud platform, among its paid services it offers to host three static sites for free.
    • Serv00.com
    • Qoddi - PaaS service similar to Heroku with a developer-centric approach and all-inclusive features. Free tier for static assets, staging, and developer apps.
    • readthedocs.org
    • Qoddi - PaaS service similar to Heroku with a developer-centric approach and all-inclusive features. Free tier for static assets, staging, and developer apps.

  • Issue Tracking and Project Management

    • leiga.com
    • acunote.com
    • asana.com
    • Backlog
    • Basecamp - To-do lists, milestone management, forum-like messaging, file sharing, and time tracking. Up to 3 projects, 20 users, and 1GB of storage space.
    • bitrix24.com
    • cacoo.com - time diagrams: flowchart, UML, network. Free max. 15 users/diagram, 25 sheets
    • Chpokify - based Planning Poker that saves time on sprint estimation. Free up to 5 users, free Jira integrations, unlimited video calls, unlimited teams, unlimited sessions.
    • clickup.com
    • Clockify - Time tracker and timesheet app that lets you track work hours across projects. Unlimited users, free forever.
    • Cloudcraft
    • Codegiant
    • Confluence - Atlassian's content collaboration tool is used to help teams collaborate and share knowledge efficiently. Free plan for up to 10 users.
    • contriber.com
    • diagrams.net
    • freedcamp.com - tasks, discussions, milestones, time tracking, calendar, files and password manager. Free plan with unlimited projects, users, and file storage.
    • easyretro.io
    • GForge - premises and SaaS options. SaaS free plan offers the first five users free & free for Open Source Projects.
    • gleek.io - to-diagrams tool for developers. Create informal UML class, object, or entity-relationship diagrams using your keyword.
    • GraphQL Inspector - GraphQL Inspector outputs a list of changes between two GraphQL schemas. Every difference is precisely explained and marked as breaking, non-breaking, or dangerous.
    • huboard.com
    • Hygger
    • Instabug - app feedback SDK for mobile apps. Free plan up to 1 app and one member.
    • WishKit - app user feedback for your iOS/macOS app and prioritize features based on user votes. Free plan up to 1 app.
    • Ilograph
    • Jira
    • kanbanflow.com - based project management. Free, premium version with more options
    • kanbantool.com - based project management. The free plan has two boards and two users, without attachments or files.
    • Kitemaker.co - Collaborate through all phases of the product development process and keep track of work across Slack, Discord, Figma, and Github. Unlimited users, unlimited spaces. Free plan up to 250 work items.
    • Kiter.app - Let anyone organize their job search and track interviews, opportunities, and connections. Powerful web app and Chrome extension. Completely free.
    • Kumu.io
    • Linear
    • Lucidchart - An online diagram tool with collaboration features. Free plan with three editable documents, 100 professional templates, and basic collaboration features.
    • MeisterTask
    • MeuScrum - Free online scrum tool with kanban board
    • nTask
    • Ora - Agile task management & team collaboration. Free for up to 3 users and files are limited to 10 MB.
    • pivotaltracker.com - write) and unlimited passive users (read-only).
    • Plaky - Free task management (kanban) software without any limits. Unlimited users, unlimited projects, free forever.
    • plan.io
    • Plane - Plane is a simple, extensible, open-source project and product management tool. Free for unlimited members, up to 5MB file upload size, 1000 issues.
    • planitpoker.com
    • point.poker - Online Planning Poker (consensus-based estimation tool). Free for unlimited users, teams, sessions, rounds, and votes. You don't need to register.
    • ScrumFast - Scrum board with a very intuitive interface, free up to 5 users.
    • Shake - In-app bug reporting and feedback tool for mobile apps. Free plan, ten bug reports per app/month.
    • Shortcut - Project management platform. Free for up to 10 users forever.
    • SpeedBoard - Board for Agile and Scrum retrospectives - Free.
    • SuperPM - Versatile project management platform. Free for up to 3 projects, unlimited users, 1 GB storage.
    • Tadum - Meeting agenda and minutes app designed for recurring meetings, free for teams of up to 10
    • taiga.io
    • Tara AI
    • targetprocess.com
    • taskade.com - time collaborative task lists and team outlines. The free plan has one workspace with unlimited tasks and projects; 1GB file storage; 1-week project history; and five attendees per video meeting.
    • taskulu.com
    • teamwork.com
    • teleretro.com
    • testlio.com
    • terrastruct.com
    • todoist.com
    • trello.com - based project management. Unlimited Personal Boards, 10 Team Boards.
    • Tweek - Do Calendar & Task Management.
    • ubertesters.com
    • vabotu - A collaborative tool for project management. Free and other plans are available. The Freelance plan is for ten users and includes messaging, task boards, 5GB online storage, workspaces, and export data.
    • Wikifactory
    • Yodiz
    • YouTrack
    • zenhub.com
    • zenkit.com
    • Zube
    • Toggl
    • Sflow - organization collaboration projects. Free plan up to 3 projects and five members.
    • Pulse.red
    • ScrumFast - Scrum board with a very intuitive interface, free up to 5 users.
    • zenkit.com
    • cacoo.com - time diagrams: flowchart, UML, network. Free max. 15 users/diagram, 25 sheets
    • Tadum - Meeting agenda and minutes app designed for recurring meetings, free for teams of up to 10
    • vabotu - A collaborative tool for project management. Free and other plans are available. The Freelance plan is for ten users and includes messaging, task boards, 5GB online storage, workspaces, and export data.

  • Storage and Media Processing

    • ImgBB
    • ImageEngine - , Magento-, React-, Vue- plugins and more. Claim your free developer account [here](https://imageengine.io/developer-program/).
    • getpantry.cloud
    • piio.co
    • AndroidFileHost - Free file-sharing platform with unlimited speed, bandwidth, file count, download count, etc. It is mainly aimed for Android dev-related files like APK build, custom ROM & modifications, etc. But seems to accept any other files as well.
    • borgbase.com
    • icedrive.net - Simple cloud storage service. 10 GB free storage
    • sync.com - End-to-End cloud storage service. 5 GB of free storage
    • pcloud.com - Cloud storage service. Up to 10 GB of free storage
    • sirv.com - the-fly image optimization and resizing. The free tier includes 500 MB of storage and 2 GB of bandwidth.
    • cloudimage.io
    • cloudinary.com - C, and more libraries. The free tier includes 25 monthly credits. One credit equals 1,000 image transformations, 1 GB of storage, or 1 GB of CDN usage.
    • embed.ly
    • filestack.com
    • file.io - 2 GB storage of files. A file is auto-deleted after one download. REST API to interact with the storage. Rate limit one request/minute.
    • freetools.site
    • GoFile.io - Free file sharing and storage platform can be used via web-based UI & also API. unlimited file size, bandwidth, download count, etc. But it will be deleted when a file becomes inactive (no download for more than ten days).
    • image-charts.com
    • Imgbot
    • imgen - Free unlimited social cover image generation API, no watermark
    • kraken.io
    • kvstore.io - value storage service. The free tier allows 100 keys, 1KB/key, 100 calls/hour
    • npoint.io
    • nitropack.io - Accelerate your site's speed on autopilot with complete front-end optimization (caching, images and code optimization, CDN). Free for up to 5,000 pageviews/month
    • otixo.com
    • packagecloud.io - source plans are available via request
    • Pinata IPFS
    • placekitten.com
    • plot.ly
    • QuickChart
    • redbooth.com
    • resmush.it
    • Shotstack - API to generate and edit video at scale. Free up to 20 minutes of rendered video per month
    • tinypng.com
    • transloadit.com
    • twicpics.com - Responsive images as a service. It provides an image CDN, a media processing API, and a frontend library to automate image optimization. The service is free for up to 3GB of traffic/per month.
    • uploadcare.com - edge algorithms. All features are available for developers absolutely for free: File Uploading API and UI, Image CDN and Origin Services, Adaptive Delivery, and Smart Compression. The free tier has 3000 uploads, 3 GB traffic, and 3 GB storage.
    • imagekit.io - time transformation, and storage that you can integrate with existing setup in minutes. The free plan includes up to 20GB of bandwidth per month.
    • internxt.com - knowledge file storage service based on absolute privacy and uncompromising security. Sign up and get 10 GB for free, forever!
    • degoo.com
    • imagekit.io - time transformation, and storage that you can integrate with existing setup in minutes. The free plan includes up to 20GB of bandwidth per month.
    • FreeImage.host
    • DocsParse
    • MConverter.eu - files per day, processed in batches of two.
    • gumlet.com

  • Design Inspiration

    • Landings - [Web screenshots] Find the best landing pages for your design inspiration based on your preference.
    • Page Flows - [Mobile / web videos and screenshots] Videos of full flows across many mobile and web apps. Also includes screenshots. Highly searchable and indexed.
    • awwwards. - [Top websites] A showcase of all the best-designed websites (voted on by designers).
    • Behance - [Design showcase] A place where designers showcase their work. Filterable with categories for UI/UX projects.
    • dribbble - [Design showcase] Unique design inspiration, generally not from real applications.
    • LovelyLanding.net - [Landing Page Designs] Frequently updated landing page screenshots. Includes Desktop, Tablet, and Mobile screenshots.
    • Mobbin - [Mobile screenshots] Save hours of UI & UX research with our library of 50,000+ fully searchable mobile app screenshots.
    • Mobile Patterns - [Mobile screenshots] A design inspirational library featuring the finest UI UX Patterns (iOS and Android) for designers, developers, and product makers to reference.
    • scrnshts - [Mobile screenshots] A hand-picked collection of the finest app store design screenshots.
    • UI Garage - [Mobile / web screenshots] Daily UI inspiration & patterns for designers and developers to find inspiration, tools, and the best resources for your project.
    • Refero - [Web screenshots] Tagged and searchable collection of design references from great web applications.
    • Lapa Ninja - [Landing page / UI KIts / Web screenshots] Lapa Ninja is a gallery featuring the best 6025 landing page examples, free books for designers and free UI kits from around the web.
    • Mobbin - [Mobile screenshots] Save hours of UI & UX research with our library of 50,000+ fully searchable mobile app screenshots.

  • Game Development

    • Freesound - Free collaborative sound library offerer with different CC licenses.
    • itch.io
    • Gamefresco.com
    • GameDevMarket
    • OpenGameArt
    • CraftPix
    • Game Icons - Free styleable SVG/PNG icons provided under a CC-BY license.
    • LoSpec
    • ArtStation - MarketPlace for Free/Paid 2D, 3D assets & audios, icons, tile sets, game kits. Also, It can be used for showcasing your art portfolio.
    • Rive - Community assets as well as create your own game assets using its free plan.
    • Poly Pizza - Free low poly 3D assets
    • 3Dassets.one - Over 8,000 free/paid 3D models, and PBR materials for making textures.
    • Poliigon - Free and paid textures (with variable resolution), models, HDRIs, and brushes. Offers free plugins to export to software like Blender.

  • Analytics, Events and Statistics

    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Metrica
    • Dwh.dev - Data Cloud Observability Solution (Snowflake). Free for personal use.
    • Hightouch - Hightouch is a Reverse ETL platform that helps you sync customer data from your data warehouse to your CRM, marketing, and support tools. The free tier offers you one destination to sync data to.
    • Avo - source-of-truth tracking plan, type-safe analytics tracking library, in-app debuggers, and data observability to catch all data issues before you release. Free for two workspace members and 1 hour data observability lookback.
    • Branch - linking & other services.
    • Cauldron
    • Census
    • Clicky
    • Databox
    • indicative.com
    • Panelbear.com
    • Hitsteps.com
    • amplitude.com
    • GoatCounter - source web analytics platform available as a hosted service (free for non-commercial use) or self-hosted app. It aims to offer easy-to-use and meaningful privacy-friendly web analytics as an alternative to Google Analytics or Matomo. The free tier is for non-commercial use and includes unlimited sites, six months of data retention, and 100k pageviews/month.
    • Google Analytics
    • Expensify
    • getinsights.io - Privacy-focused, cookie-free analytics, free for up to 5k events/month.
    • heap.io
    • Hotjar
    • Keen
    • Yandex.Metrica
    • Mixpanel
    • Moesif
    • optimizely.com
    • Microsoft PowerBI
    • quantcast.com
    • Row Zero - Blazingly fast, connected spreadsheet. Connect directly to data databases, S3, and APIs. Import, analyze, graph, and share millions of rows instantly. Three free (forever) workbooks.
    • sematext.com - day data retention, unlimited dashboards, users, etc.
    • Similar Web
    • StatCounter
    • Tableau Developer Program - release version so Data Devs can test each & every feature of this superb platform.
    • usabilityhub.com
    • woopra.com - day data retention, 30+ one-click integration.
    • counter.dev
    • PostHog - Full Product Analytics suite free for up to 1m tracked events per month
    • Uptrace - Distributed Tracing Tool that helps developers pinpoint failures and find performance bottlenecks. Has a free plan, offers a complimentary Personal subscription for open-source projects, and has an open-source version.
    • Beampipe.io - Beampipe is simple, privacy-focussed web analytics. free for up to 5 domains & 10k monthly page views.
    • Aptabase - Friendly, and Simple Analytics for Mobile and Desktop Apps. SDKs for Swift, Kotlin, React Native, Flutter, Electron, and many others. Free for up to 20,000 events per month.
    • Trackingplan - Automatically detect digital analytics, marketing data and pixels issues, maintain up-to-date tracking plans, and foster seamless collaboration. Deploy it to your production environment with real traffic or add analytics coverage to your regression tests without writing code.
    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Metrica
    • Statsig - All-in-one platform spanning across analytics, feature flagging, and A/B testing. Free for up to 1m metered events per month.
    • Yandex.Metrica
    • Yandex.Metrica
    • LogSpot - Full unified web and product analytics platform, including embeddable analytics widgets and automated robots (slack, telegram, and webhooks). Free plan includes 10,000 events per month.
    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Metrica
    • Yandex.Datalens
    • Yandex.Metrica
    • Yandex.Metrica
    • Umami - Simple, fast, privacy-focused, open-source alternative to Google Analytics.
    • Yandex.Metrica
    • TrackWith Dicloud - Free lightweight privacy-focused alternative to Google Analytics. Unlimited pageviews, unlimited visitor, unlimited page heatmaps & goal tracking. Free for up to 3 domains and 600 session replay per domain.
    • Yandex.Metrica
    • Yandex.Metrica
    • MetricsWave - friendly Google Analytics alternative for developers. Free plan allows 20k pageviews per month without credit card.
    • Yandex.Metrica
    • Yandex.Metrica
    • Seline - Seline is a simple & private website and product analytics. Cookieless, lightweight, independent. Free plan includes 3,000 events per month and provides access to all our features, such as the dashboard, user journeys, funnels, and more.

  • IDE and Code Editing

    • SoloLearn - suited for running code snippets. Supports various programming languages. No registration is required for running code, but it is necessary when saving code on their platform. Also offers free courses for beginners and intermediate-level coders.
    • 3v4l - Free online PHP shell and snippet-sharing site, that runs your code in 300+ PHP versions
    • Android Studio
    • apiary.io
    • BBEdit - BBEdit is a popular and extensible editor for macOS. Free Mode provides a [powerful core feature set](https://www.barebones.com/products/bbedit/comparison.html) and an upgrade path to advanced features.
    • Binder - Turn a Git repo into a collection of interactive notebooks. It is a free public service.
    • BlueJ
    • Bootify.io - Spring Boot app generator with custom database and REST API.
    • Brackets - Brackets is an open-source text editor specifically designed for web development. It is lightweight, easy to use, and highly customizable.
    • cacher.io
    • Code::Blocks
    • codiga.io
    • codesnip.com.br
    • cocalc.com - in collaboration and lots of free software for mathematics, science, data science, preinstalled: Python, LaTeX, Jupyter Notebooks, SageMath, scikitlearn, etc.
    • code.cs50.io - Visual Studio Code for CS50 is a web app at code.cs50.io that adapts GitHub Codespaces for students and teachers.
    • codepen.io - end side of the web.
    • codesandbox.io
    • Eclipse Che - Web-based and Kubernetes-Native IDE for Developer Teams with multi-language support. Open Source and community-driven. An online instance hosted by Red Hat is available at [workspaces.openshift.com](https://workspaces.openshift.com/).
    • fakejson.com - to-market process for ideas and fake it till you make it.
    • GitPod - to-code dev environments for GitHub projects. The free tier includes 50 hours/month.
    • ide.goorm.io - language support, Linux-based container via the fully-featured web-based terminal, port forwarding, custom URL, real-time collaboration and chat, share link, Git/Subversion support. There are many more features (The free tier includes 1GB RAM and 10GB Storage per container, 5 Container slots).
    • JDoodle
    • jetbrains.com
    • jsbin.com - sharing site of front-end web (HTML, CSS, and JavaScript. It Also supports Markdown, Jade, and Sass).
    • jsfiddle.net - sharing site of front-end web, supporting collaboration.
    • JSONPlaceholder
    • Lazarus - compatible cross-platform IDE for Rapid Application Development.
    • micro-jaymock - Tiny API mocking microservice for generating fake JSON data.
    • mockable.io
    • mockaroo - end API.
    • Mocklets - an HTTP-based mock API simulator that helps simulate APIs for faster parallel development and more comprehensive testing, with a lifetime free tier.
    • Paiza - hour lifetime and 4 hours of running time per day with 2 CPU cores, 2 GB RAM, and 1 GB storage.
    • Prepros - Prepros can compile Sass, Less, Stylus, Pug/Jade, Haml, Slim, CoffeeScript, and TypeScript out of the box, reloads your browsers and makes it easy to develop & test your websites so you can focus on making them perfect. You can also add your own tools with just a few clicks.
    • Replit
    • SoloLearn - suited for running code snippets. Supports various programming languages. No registration is required for running code, but it is necessary when saving code on their platform. Also offers free courses for beginners and intermediate-level coders.
    • stackblitz.com - stack apps. Support any popular NodeJs-based frontend & backend frameworks. Shortlink to create a new project: [https://node.new](https://node.new).
    • Sublime Text - Sublime Text is a popular, versatile, and highly customizable text editor used for coding and text editing tasks.
    • Visual Studio Code - Code editor redefined and optimized for building and debugging modern web and cloud applications. Developed by Microsoft.
    • Desktop - (Windows, macOS and Linux).
    • Online - (Browser)
    • Visual Studio Community - featured IDE with thousands of extensions, cross-platform app development (Microsoft extensions available for download for iOS and Android), desktop, web and cloud development, multi-language support (C#, C++, JavaScript, Python, PHP and more).
    • VSCodium - Community-driven, without telemetry/tracking, and freely-licensed binary distribution of Microsoft’s editor VSCode
    • wakatime.com - metrics about your coding activity using text editor plugins, limited plan for free.
    • Wave Terminal - Wave is an open-source, cross-platform terminal for seamless workflows. Render anything inline. Save sessions and history. Powered by open web standards. MacOS and Linux.
    • PHPSandbox
    • WebDB - Free Efficient Database IDE. Featuring Server Discovery, ERD, Data Generator, AI, NoSQL Structure Manager, Database Versioning and many more.
    • WebComponents.dev - browser IDE to code web components in isolation with 58 templates available, supporting stories, and tests.
    • AndroidIDE - based Android applications on Android devices.
    • MarsCode - A free AI-powered cloud-based IDE.
    • codesnip.com.br

  • APIs, Data, and ML

    • Templated - Automate your images with a simple API and no-code integrations. Design your template in a Canva-like aditor and render images (.jpg, .png, .webp) and PDFs with code. Free tier plan with 100 credits per month.
    • Data Dead Drop - Simple, free file sharing. Data self-destroys after access. Upload and download data via the browser or your favorite command line client.
    • JSON Serve
    • IP.City
    • Abstract API
    • Apify - made scrapers, integrated proxies, and custom solutions. Free plan with $5 platform credits included every month.
    • API Mocha - Completely free online API mocking for testing and prototyping. Make up to 500 daily requests, fully customizable API responses, and download mock rules as a Postman collection.
    • APITemplate.io - Auto-generate images and PDF documents with a simple API or automation tools like Zapier & Airtable. No CSS/HTML is required. The free plan comes with 50 images/month and three templates.
    • APIToolkit.io - All the tools you need to fully understand what's going on in your APIs and Backends. With automatic API contract validation and monitoring. The free plan covers servers with up to 20,000 requests per month.
    • Arize AI - Machine learning observability for model monitoring and root-causing issues such as data quality and performance drift. Free up to two models.
    • Atlas toolkit - Lightweight library to develop single-page web applications that are instantly accessible. Available for Java, Node.js, Perl, Python, and Ruby.
    • Beeceptor - Mock a rest API in seconds, fake API response and much more. Free 50 requests per day, public dashboard, open endpoints (anyone with a dashboard link can view submissions and answers).
    • bigml.com
    • Browse AI
    • BrowserCat - Headless browser API for automation, scraping, AI agent web access, image/pdf generation, and more. Free plan with 1k requests per month.
    • Bruzu
    • Calendarific - Enterprise-grade Public holiday API service for over 200 countries. The free plan includes 1,000 calls per month.
    • Canopy - GraphQL API for Amazon.com product, search, and category data. The free plan includes 100 calls per month.
    • Clarifai
    • Cloudmersive
    • Colaboratory - based Python notebook environment with Nvidia Tesla K80 GPU.
    • Collect2
    • CometML - The MLOps platform for experiment tracking, model production management, model registry, and complete data lineage, covering your workflow from training to production. Free for individuals and academics.
    • Commerce Layer - Composable commerce API that can build, place, and manage orders from any front end. The developer plan allows 100 orders per month and up to 1,000 SKUs for free.
    • Conversion Tools - Online File Converter for documents, images, video, audio, and eBooks. REST API is available. Libraries for Node.js, PHP, Python. Support files up to 50 GB (for paid plans). The free tier is limited by file size and number of conversions per day.
    • Coupler - Data integration tool that syncs between apps. It can create live dashboards and reports, transform and manipulate values, and collect and back up insights. The free plan has unlimited users, 100 runs with 1000 monthly rows, and unlimited integrations.
    • CraftMyPDF - Auto-Generate PDF documents from reusable templates with a drop-and-drop editor and a simple API. The free plan comes with 100 PDFs/month and three templates.
    • CurlHub
    • CurrencyScoop - Realtime currency data API for fintech apps. The free plan includes 5,000 calls per month.
    • Cube - Cube helps data engineers and application developers access data from modern data stores, organize it into consistent definitions, and deliver it to every application. The fastest way to use Cube is with Cube Cloud, which has a free tier with 1GB of data passing through each month.
    • Data Fetcher - Connect Airtable to any application or API with no code. Postman-like interface for running API requests in Airtable. Pre-built integrations with dozens of apps. The free plan includes 100 runs per month.
    • Dataimporter.io - Tool for connecting, cleaning, and importing data into Salesforce. Free Plan includes up to 20,000 records per month.
    • Datalore - Python notebooks by Jetbrains. Includes 10 GB of storage and 120 hours of runtime each month.
    • Data Miner - A browser extension (Google Chrome, MS Edge) for data extraction from web pages CSV or Excel. The free plan gives you 500 pages/month.
    • Datapane - API for building interactive reports in Python and deploying Python scripts and Jupyter Notebooks as self-service tools.
    • DB-IP - Free IP geolocation API with 1k request per IP per day.lite database under the CC-BY 4.0 License is free too.
    • DB Designer - based Database schema design and modeling tool with a free starter plan of 2 Database models and ten tables per model.
    • DeepAR
    • Deepnote - A new data science notebook. Jupyter is compatible with real-time collaboration and running in the cloud. The free tier includes unlimited personal projects, up to 750 hours of standard hardware, and teams with up to 3 editors.
    • Diggernaut - based web scraping and data extraction platform for turning any website to the dataset or working with it as an API. The free plan includes 5K page requests monthly.
    • Disease.sh - 19 related useful Apps.
    • dreamfactory.com
    • DynamicDocs - Generate PDF documents with JSON to PDF API based on LaTeX templates. The free plan allows 50 API calls per month and access to a library of templates.
    • DynaPictures - A design automation tool that lets you dynamically generate images over REST API. Change colors, texts, logos, and images on the fly. The free plan includes 30 generated images per month and three image templates.
    • Efemarai - Testing and debugging platform for ML models and data. Visualize any computational graph. Free 30 debugging sessions per month for developers.
    • Einblick - a modern data science platform that brings Python notebooks to a collaborative canvas and includes tools that automate everyday tasks such as building predictive models (AutoML) or comparing populations. The free tier consists of 5 canvases and unlimited collaborators.
    • Exspanse - MLOPS Platform to build, train and deploy ML models and AI solutions. The free plan allows the creation of unlimited projects, 5Gb of cloud storage, and five docker container images.
    • ExtendsClass - Free web-based HTTP client to send HTTP requests.
    • Export SDK - PDF generator API with drag-and-drop template editor that provides an SDK and no-code integrations. The free plan has 250 monthly pages, unlimited users, and three templates.
    • file.coffee - A platform where you can store up to 15MB/file (30/MB file with an account).
    • Flatirons Fuse - An embeddable CSV and spreadsheet import tool that makes data to your website fast, easy, and painless.
    • Geekflare API - Geekflare API lets you take screenshots, audit websites, TLS scan, DNS lookup, test TTFB, and more. The free plan offers 3,000 API requests.
    • GeoCod
    • GeoDataSource
    • Glitterly - Programmatically generate dynamic images from base templates. Restful API and nocode integrations. The free tier comes with 50 images/month and five templates.
    • GoodData - Data as a Service - Create interactive and insightful dashboards. The free tier comes with five workspaces and 100 MB/workspace.
    • Hex - a collaborative data platform for notebooks, data apps, and knowledge libraries. Free community version with up to 3 authors and five projects. One compute profile per author with 4GB RAM.
    • Hook0 - Hook0 is an open-source Webhooks-as-a-service (WaaS) that makes it easy for online products to provide webhooks. Dispatch up to 3,000 events/month with seven days of history retention for free.
    • Hoppscotch - A free, fast, and beautiful API request builder.
    • Hybiscus - Build pdf reports using a simple declarative API. The free tier includes up to 100 single-page reports per month with the ability to customize color palettes and fonts.
    • Invantive Cloud
    • ipaddress.sh
    • ipbase.com - IP Geolocation API - Forever free plan that spans 150 monthly requests.
    • Iploka - Forever free plan for developers with 10k requests per month limit.
    • IP Geolocation API - Extensive free plan allowing 20,000 monthly requests.
    • IP2Location
    • IP2Location.io
    • ipapi - IP Address Location API by Kloudend, Inc - A reliable geolocation API built on AWS, trusted by Fortune 500. The free tier offers 30k lookups/month (1k/day) without signup.
    • ipapi.is - A reliable IP Address API from Developers for Developers with the best Hosting Detection capabilities that exist. The free plan offers 1000 lookups without signup.
    • IPinfo
    • IPList
    • BigDataCloud - Provides fast, accurate, and free (Unlimited or up to 10K-50K/month) APIs for modern web like IP Geolocation, Reverse Geocoding, Networking Insights, Email and Phone Validation, Client Info and more.
    • IPTrace
    • JSON2Video - A video editing API to automate video marketing and social media videos, programmatically or with no code.
    • JSON IP - side JS directly from the browser. Useful for services monitoring change in client and server IPs. Unlimited Requests.
    • konghq.com
    • Kreya
    • Lightly - learning models by using the correct data. Use datasets of up to 1000 samples for free.
    • LoginLlama - A login security API to detect fraudulent and suspicious logins and notify your customers. Free for 1,000 logins per month.
    • MailboxValidator
    • Meteosource Weather API
    • microlink.io
    • Mindee - first platform that helps developers automate applications' workflows by standardizing the document processing layer through data recognition for key information using computer vision and machine learning. The free tier offers 250 pages per month.
    • monkeylearn.com
    • MockAPI
    • Mockfly
    • Mocki - A tool that lets you create mock GraphQL and REST APIs synced to a GitHub repository. Simple REST APIs are free to develop and use without signup.
    • Mocko.dev
    • Mocky - A simple web app to generate custom HTTP responses for mocking HTTP requests. Also available as [open source](https://github.com/julien-lafont/Mocky).
    • reqres.in - A Free hosted REST-API ready to respond to your AJAX requests.
    • microenv.com
    • neptune.ai - Log, store, display, organize, compare, and query all your MLOps metadata. Free for individuals: 1 member, 100 GB of metadata storage, 200h of monitoring/month
    • News API
    • Nordigen
    • Nyckel
    • Observable
    • OCR.Space - five thousand requests per month are free.
    • Duply.co
    • OpenAPI3 Designer
    • Orchest
    • parsehub.com
    • pdfEndpoint.com - Effortlessly convert HTML or URLs to PDF with a simple API. One hundred conversions per month for free.
    • PDF Factory - PDF Automation API, visual template editor, dynamic data integration, and PDF rendering with an API. The free plan comes with one template, 100 PDFs/month.
    • Pixela - Free daystream database service. All operations are performed by API. Visualization with heat maps and line graphs is also possible.
    • Postbacks - Request HTTP callbacks for a later time. Eight thousand free requests on signup.
    • Postman
    • PrefectCloud
    • Preset Cloud - A hosted Apache Superset service. Forever free for teams of up to 5 users, featuring unlimited dashboards and charts, a no-code chart builder, and a collaborative SQL editor.
    • PromptLeo - Prompt engineering platform for creators and developers. It offers a prompt engineering library, forms, and API. The free plan provides one prompt formation, one prompt API endpoint, and 30 generations per month.
    • PromptLoop - Use AI and large language models like GPT-3 with a simple spreadsheet formula to transform, comprehend, and analyze text in Google Sheets. The first 2,000 credits are free each month.
    • ProxyCrawl
    • Supportivekoala
    • QuickMocker
    • RequestBin.com
    • Roboflow - create and deploy a custom computer vision model with no prior machine learning experience required. The free tier includes up to 1,000 free source images.
    • ROBOHASH - Web service to generate unique and cool images from any text.
    • SaturnCloud - Data science cloud environment that allows running Jupyter notebooks and Dask clusters. Thirty hours of free computation and 3 hours of Dask per month.
    • Scraper's Proxy
    • ScrapingAnt
    • ScraperBox
    • scrapinghub.com
    • Simplescraper
    • Select Star - is an intelligent data discovery platform that automatically analyzes and documents your data. Free light tier with 1 Data Source, up to 100 Tables and 10 Users.
    • Sheetson - Instantly turn any Google Sheets into a RESTful API. Free plan available.
    • Shipyard - code data orchestration platform for the cloud. Build with a mix of low-code templates and your code (Python, Node.js, Bash, SQL). Our free developer plan offers 10 hours of runtime every month for one user - more than enough to automate multiple workflows.
    • shrtcode API - Free URL Shortening API without authorization and no request limits.
    • SerpApi - Real-time search engine scraping API. Returns structured JSON results for Google, YouTube, Bing, Baidu, Walmart, and many other machines. The free plan includes 100 successful API calls per month.
    • Sofodata - Create secure RESTful APIs from CSV files. Upload a CSV file and instantly access the data via its API allowing faster application development. The free plan includes 2 APIs and 2,500 API calls per month. You don't need a credit card.
    • Stoplight - Saas for collaboratively designing and documenting for APIs. The free plan offers free design, mocking, and documentation tools.
    • Svix - Webhooks as a Service. Send up to 50,000 messages/month for free.
    • TemplateTo - Auto-Generate PDF/TXT documents from reusable templates with our drop-and-drop editor and simple API. The free plan comes with 450 PDFs/month and three templates.
    • TinyMCE - rich text editing API. Core features are free for unlimited usage.
    • Webhook Store - Tool for storing third-party webhooks and debug them on localhost (ngrok style). Open source and self-hostable. Free personal domain *username*.github.webhook.store, free public domains *anything*.webhook.store.
    • Weights & Biases - first MLOps platform. Build better models faster with experiment tracking, dataset versioning, and model management. Free tier for personal projects only, with 100 GB of storage included.
    • wit.ai
    • wolfram.com - in knowledge-based algorithms in the cloud.
    • wrapapi.com
    • ZenRows - bot solution while offering javascript rendering, rotating proxies, and geotargeting. The free tier of 1000 API calls.
    • Zenscrape - profits.
    • ip-api - commercial use, no API key required, limited to 45 req/minute from the same IP address for the free plan.
    • WebScraping.AI - Simple Web Scraping API with built-in parsing, Chrome rendering, and proxies. Two thousand free API calls per month.
    • Zipcodebase - Free Zip Code API, access to Worldwide Postal Code Data. Ten thousand free requests/month.
    • huggingface.co - Build, train, and deploy NLP models for Pytorch, TensorFlow, and JAX. Free up to 30k input characters/mo.
    • vatcheckapi.com - Simple and free VAT number validation API. Five hundred free requests per month.
    • numlookupapi.com - Free phone number validation API - 100k free requests / month.
    • Volca - Free API providing lists of technologies such as programming languages and database systems. Unlimited free requests.
    • Query.me - Collaborative data notebooks that execute script-like and allow to fetch and send data via SQL, API, and many custom blocks, like Slack and Email. Free for small Teams.
    • ERD Lab - based entity relationship diagram (ERD) tool made for developers.
    • What The Diff - AI-powered code review assistant. The free plan has a limit of 25,000 monthly tokens (~10 PRs).
    • Zipcodestack - Free Zip Code API and Postal Code Validation. Ten thousand free requests/month.
    • OpenWeb Ninja - Extremely comprehensive real-time SERP and public data APIs: Google Search, Shopping, Jobs, Images, Lens, News, Google Maps Businesses / Places, Reviews, Photos, Website Emails and Social Contacts Scraper, Amazon, Yelp and more. All APIs include a free tier with 100 to 200 free monthly requests.
    • Deepnote - A new data science notebook. Jupyter is compatible with real-time collaboration and running in the cloud. The free tier includes unlimited personal projects, up to 750 hours of standard hardware, and teams with up to 3 editors.
    • Invantive Cloud
    • APIVerve - Get instant access to over 120+ APIs for free, built with quality, consistency, and reliability in mind. The free plan covers up to 50 API Tokens per month.
    • Public-Apis Github Repo
    • Flatirons Fuse - An embeddable CSV and spreadsheet import tool that makes data to your website fast, easy, and painless.
    • Crawlbase
    • Orchest
    • Orchest
    • JSONGrid - Free tool to Visualize, Edit, Filter complex JSON data into beautiful tabular Grid. Save and Share JSON data over link link.
    • Orchest
    • microenv.com
    • Tavily AI - API for online serach and rapid insights and comprehensive research, with the capability of organization of research results. 1000 request/month for the Free tier with No credit card required.
    • Orchest
    • Orchest
    • Zipcodebase - Free Zip Code API, access to Worldwide Postal Code Data. Ten thousand free requests/month.
    • Orchest
    • WeatherXu
    • Multi-Exit IP Address Checker - based DNS splitting tools such as Control D.
    • Rapidapi - World’s Largest API Hub Millions of developers find and connect to thousands of APIs, API Development using fun challenges (with solutions!) and interactive examples.
    • Geolocated.io - continent servers, offering a forever free plan with 60000 requests per month for hobbyists.
    • Orchest
    • Doppio
    • Orchest
    • SmartParse - SmartParse is a data migration and CSV to API platform that offers time- and cost-saving developer tools. The Free tier includes 300 Processing Units per month, Browser uploads, Data quarantining, Circuit breakers, and Job Alerts.
    • Market Data API - Provides real-time and historical financial data for stocks, options, mutual funds, and more. The Free Forever API tier allows for 100 daily API requests at no charge.
    • IP Geolocation - Forever free plan for developers with 30k requests per month (1k/day) limit.
    • Orchest
    • Orchest
    • Browse AI
    • JSONing
    • scrapinghub.com
    • Zerosheets - Turn your Google Sheets spreadsheets into powerful API`s to rapidly develop prototypes, websites, apps and more. 500 requests per month available for free.
    • ipbase.com - IP Geolocation API - Forever free plan that spans 150 monthly requests.
    • Zuplo - Free API Management platform to design, build, and deploy APIs to the Edge. Add API Key authentication, rate limiting, developer documentation and Monetization to any API in minutes. OpenAPI-native and fully-programmable with web standard apis & Typescript. The free plan offers up to 10 projects, unlimited production edge environments, 250 API keys, 100K monthly requests, and 1GB egress.
    • MockAPI
    • Data Dead Drop - Simple, free file sharing. Data self-destroys after access. Upload and download data via the browser or your favorite command line client.
    • Zerosheets - Turn your Google Sheets spreadsheets into powerful API`s to rapidly develop prototypes, websites, apps and more. 500 requests per month available for free.
    • Sqlable - A collection of free online SQL tools, including an SQL formatter and validator, SQL regex tester, fake data generator, and interactive database playgrounds.
    • Geekflare API - Geekflare API lets you take screenshots, audit websites, TLS scan, DNS lookup, test TTFB, and more. The free plan offers 3,000 API requests.
    • Orchest
    • Country-State-City Microservice API - API and Microservice to provides a wide range of information including countries, regions, provinces, cities, postal codes, and much more. The free tier includes up to 100 requests per day.
    • Nordigen
    • Composio - Integration platform for AI Agents and LLMs. Integrate over 200+ tools across the agentic internet.
    • GoCardless
    • monkeylearn.com

  • Forms

    • Formcake.com - Form backend for devs, free plan allows unlimited forms, 100 submissions, Zapier integration. No libraries or dependencies are required.
    • Pageclip - The free plan allows one site, one form, and 1,000 monthly submissions.
    • Qualtrics Survey - designed survey templates. Free Account has a limit of 1 active survey, 100 responses/survey & 8 response types.
    • Feathery - Powerful, developer-friendly form builder. Build signup & login, user onboarding, payment flows, complex financial applications, and more. The free plan allows up to 250 submissions/month and five active forms.
    • Form-Data - No-code forms backend. Spam filter, email notification and auto-respond, webhooks, zapier, redirects, AJAX or POST, and more. The free plan offers unlimited forms, 20 submissions/month, and an additional 2000 submissions with Form-Data badge.
    • FabForm - Form backend platform for intelligent developers. The free plan allows 250 form submissions per month. Friendly modern GUI. Integrates with Google Sheets, Airtable, Slack, Email, and others.
    • Form.taxi - compliant data processing. Free plan for basic usage.
    • Formcake.com - Form backend for devs, free plan allows unlimited forms, 100 submissions, Zapier integration. No libraries or dependencies are required.
    • Formcarry.com - HTTP POST Form endpoint, Free plan allows 100 monthly submissions.
    • formingo.co - Easy HTML forms for static websites. You can start for free without registering an account. The free plan allows 500 monthly submissions and a customizable reply-to email address.
    • FormKeep.com - Unlimited forms with 50 monthly submissions, spam protection, email notification, and a drag-and-drop designer that can export HTML. Additional features include custom field rules, teams, and integrations to Google Sheets, Slack, ActiveCampaign, and Zapier.
    • formlets.com
    • formspark.io - Form to Email service, free plan allows unlimited forms, 250 submissions per month, support by Customer assistance team.
    • Formspree.io
    • Formsubmit.co
    • getform.io - Form backend platform for designers and developers, 1 form, 50 submissions, Single file upload, 100MB file storage.
    • HeroTofu.com - Forms backend with bot detection and encrypted archive. Forward submissions via UI to email, Slack, or Zapier. Use your own front end. No server code is required. The free plan gives unlimited forms and 100 submissions per month.
    • HeyForm.net - Drag and drop online form builder. The free tier lets you create unlimited forms and collect unlimited submissions. Comes with pre-built templates, anti-spam, and 100MB file storage.
    • Tally.so - 99% of all the features are free. The free tier lets you have: unlimited forms, unlimited submissions, email notifications, form logic, collect payments, file upload, custom thank you page, and many more.
    • Hyperforms.app
    • Kwes.io - Feature rich form endpoint. Works great with static sites. The free plan includes up to 1 website with up to 50 monthly submissions.
    • Screeb - In-app surveys and product analytics for decoding user behavior. Forever free plan allows 500 monthly active users, unlimited responses and events, many integrations, export, and periodic reports.
    • smartforms.dev - Powerful and easy form backend for your website, forever free plan allows 50 submissions per month, 250MB file storage, Zapier integration, CSV/JSON export, custom redirect, custom response page, Telegram & Slack bot, single email notifications.
    • staticforms.xyz - Integrate HTML forms easily without any server-side code for free. After the user submits the form, an email with the form content will be sent to your registered address.
    • stepFORM.io - Quiz and Form Builder. The free plan has five forms, up to 3 steps per form, and 50 monthly responses.
    • Tapform.com
    • Typeform.com
    • WaiverStevie.com - Electronic Signature platform with a REST API. You can receive notifications with webhooks. Free plan watermarks signed documents but allow unlimited envelopes + signatures.
    • Web3Forms - Contact forms for Static & JAMStack Websites without writing backend code. The free plan allows Unlimited Forms, Unlimited Domains & 250 Submissions per month.
    • WebAsk - Survey and Form Builder. The free plan has three surveys per account, 100 monthly responses, and ten elements per survey.
    • Wufoo - Quick forms to use on websites. The free plan has a limit of 100 submissions each month.
    • formpost.app - Free, unlimited Form to Email service. Set up custom redirects, auto-response, webhooks, etc. for free.
    • Formester.com - Share and embed unique-looking forms on your website—no limits on the number of forms created or features restricted by the plan. Get up to 100 submissions every month for free.
    • SimplePDF.eu - Embed a PDF editor on your website and turn any PDF into a fillable form. The free plan allows unlimited PDFs with three submissions per PDF.
    • forms.app
    • Qualli - In App Surveys, designed for mobile. Use Qualli AI to craft the perfect questions. You can try it out on our free plan, up to 500 MAU, create unlimited forms and triggers.
    • Form.taxi - compliant data processing. Free plan for basic usage.
    • Formcake.com - Form backend for devs, free plan allows unlimited forms, 100 submissions, Zapier integration. No libraries or dependencies are required.
    • Formcarry.com - HTTP POST Form endpoint, Free plan allows 100 monthly submissions.
    • Sprig - 1 In-Product Survey or Survey with Replay per month, with GPT-powered AI Analysis.
    • feedback.fish - Free plan allows collecting 25 total feedback submissions. Easy to integrate with React and Vue components provided.
    • Survicate - up surveys with one tool. Automatically analyze feedback and extract insights with AI. Free email, website, in-product or mobile surveys, AI survey creator, and 25 monthly responses.

  • PaaS

    • m3o.com - A cloud platform for API services development. M3O is a fully managed Micro as a Service offering focusing on Go microservices development in the Cloud. The free tier provides enough to run five services and collaborate with others.
    • encore.dev - free code, and more. Includes free cloud hosting for hobby projects.
    • anvil.works - Web app development with nothing but Python. Free tier with unlimited apps and 30-second timeouts.
    • configure.it
    • codenameone.com - platform, mobile app development toolchain for Java/Kotlin developers. Free for commercial use with an unlimited number of projects
    • Cosmonic - Feature-rich WebAssembly PaaS and SDKs for low boilerplate, flexible, and secure by default microservices. Always free tier includes a managed host, 25 microservices, and capabilities like a robust key-value store, load-balanced public HTTP endpoints, and more.
    • Cyclic - Fullstack app hosting - Push to GitHub to build and deploy Javascript/Node.js apps. Includes: Authentication, Cron jobs, Custom Domains, Database, Storage, and Streaming logs. Paid plans include branch-based environments, multi-regional deployments, and increased limits.
    • deco.cx - Edge-native frontend platform with a visual CMS auto-generated from TypeScript code. Built-in A/B testing, content segmentation, and real-time analytics. Perfect for content-heavy and Enterprise e-commerce websites. Free up to 5k pageviews/month or open-source/personal projects.
    • Deno Deploy - Distributed system that runs JavaScript, TypeScript, and WebAssembly at the edge worldwide. The free tier includes 100,000 requests per day and 100 GiB data transfers per month.
    • domcloud.co
    • flightcontrol.dev - Deploy web services, databases, and more on your own AWS account with a Git push style workflow. Free tier for users with 1 developer on personal GitHub repos. AWS costs are billed through AWS, but you can use credits and the AWS free tier.
    • gigalixir.com - Gigalixir provides one free instance that never sleeps and a free-tier PostgreSQL database limited to 2 connections, 10, 000 rows and no backups for Elixir/Phoenix apps.
    • Glitch - time collaboration features. The free plan has a 1000-hours/month limit.
    • Hop
    • Mendix
    • pipedream.com - An integration platform built for developers. Develop any workflow based on any trigger. Workflows are code you can run [for free](https://docs.pipedream.com/pricing/). No server or cloud resources to manage.
    • ampt.dev - Ampt lets teams build, deploy, and scale JavaScript apps on AWS without complicated configs or managing infrastructure. Free Preview plan includes 500 invocations hourly, 2,500 invocations daily and 50,000 invocations monthly. Custom domains are allowed only in the paid plans.
    • fly.io - Fly is a platform for applications that must run globally. It runs your code close to users and scales compute in cities where your app is busiest. Write your code, package it into a Docker image, deploy it to Fly's platform, and let that do all the work to keep your app snappy. Free allowances include up to 3 shared-CPU-1x 256mb VMs, 3GB persistent volume storage (total), and 160GB outbound data transfer.
    • Divio - A platform to manage cloud applications deploying only using Docker. Available free subscription for development projects. Requires card and no custom domain support.
    • Koyeb - Koyeb is a developer-friendly serverless platform to deploy apps globally. Seamlessly run Docker containers, web apps, and APIs with git-based deployment, native autoscaling, a global edge network, and built-in service mesh and discovery. Free Instance lets you deploy a web service in Frankfurt, Germany or Washington, D.C., US. Free Managed Postgres database available in Frankfurt (Germany), Washington, D.C. (US), and Singapore. 1GB memory, 1GB storage, and 0.25 CPU. No credit card is required to get started.
    • Napkin - FaaS with 500Mb of memory, a default timeout of 15 seconds, and 5,000 free API calls/month rate-limited to 5 calls/second.
    • Meteor Cloud - as-a-service for Meteor apps includes free MongoDB Shared Hosting and automatic SSL.
    • Northflank
    • Platformatic Cloud - Platformatic offers many open-source packages to wrap and deploy your Fastify application in the Platformatic Cloud. Built-in CD with a GitHub Action. [Free plan](https://platformatic.dev/pricing/) for hobbyists with a simple [GitHub login](https://platformatic.cloud/).
    • YepCode - All-in-one platform to connect APIs and services in a serverless environment. It brings all the agility and benefits of NoCode tools but with all the power of using programming languages. The free tier includes [1.000 yeps](https://yepcode.io/pricing/).
    • WunderGraph - An open-source platform that allows you to quickly build, ship and manage modern APIs. Built-in CI/CD, GitHub integration, and automatic HTTPS. Up to 3 projects, 1GB egress, 300 minutes of build time per month on the [free plan](https://wundergraph.com/pricing)
    • Doprax Cloud
    • Zeabur - Deploy your services with one click. Free for three services, with US$ 5 free credits per month.
    • pythonanywhere.com - username.pythonanywhere.com domain, 512 MB private file storage, one MySQL database

  • BaaS

    • bismuth.cloud
    • quickblox.com
    • paraio.com - text search and caching. Free for one app, 1GB of app data.
    • progress.com
    • pushbots.com
    • Activepieces - Build automation flows to connect several apps together in your app's backend. For example, send a Slack message or add a Google Sheet row when an event fires in your app. Free up to 5,000 tasks per month.
    • back4app.com - Back4App is an easy-to-use, flexible and scalable backend based on Parse Platform.
    • backendless.com
    • BMC Developer Program
    • convex.dev - Reactive backend as a service, hosting your data (documents with relationships & serializable ACID transactions), serverless functions, and WebSockets to stream updates to various clients. Free for small projects - up to 1M records, 5M monthly function calls.
    • darklang.com - Hosted language combined with editor and infrastructure. Accessible during the beta, a generous free tier is planned after beta.
    • Firebase - App Messaging, Performance Monitoring, Predictions, and Remote Config are always free.
    • Flutter Flow
    • getstream.io - App Chat, Messaging, Video and audio, and Feeds in a few hours instead of weeks
    • hasura.io - through.
    • iron.io - month free trial
    • nhost.io - Serverless backend for web and mobile apps. The free plan includes PostgreSQL, GraphQL (Hasura), Authentication, Storage, and Serverless Functions.
    • nudge-hook.net - hoc/cron/periodic webhook deliveries as possible. Free for everyone (no signup required), but infinite schedules are limited to 500 'nudges' max. Accepts donations.
    • onesignal.com
    • pushcrew.com
    • pusher.com
    • restspace.io - Configure a server with services for auth, data, files, email API, templates, and more, then compose into pipelines and transform data.
    • Salesforce Developer Program - and-drop tools. Customize your data model with clicks. Go further with Apex code. Integrate with anything using powerful APIs. Stay protected with enterprise-grade security. Customize UI with clicks or any leading-edge web framework. Free Developer Program gives access to the full Lightning Platform.
    • ServiceNow Developer Program
    • simperium.com - platform, unlimited sending and storage of structured data, max. 2,500 users/month
    • stackstorm.com - driven automation for apps, services, and workflows, free without flow, access control, LDAP
    • streamdata.io - driven streaming API. Free plan up to 1 million messages and ten concurrent connections.
    • Supabase
    • tyk.io
    • zapier.com
    • IFTTT
    • Integrately
    • LeanCloud

  • Major Cloud Providers

    • Cognitive Services - AI/ML APIs (Computer Vision, Translator, Face detection, Bots, etc) with free tier including limited transactions
    • SNS - 1 million publishes per month
    • SES - 3.000 messages per month (12mo)
    • Google Cloud Platform
    • Google Colab - Free Jupyter Notebooks development environment.
    • Amazon Web Services
    • CloudFront - 1TB egress per month and 2M Function invocations per month
    • CloudWatch - 10 custom metrics and ten alarms
    • CodeBuild - 100min of build time per month
    • CodeCommit - 5 active users,50GB storage, and 10000 requests per month
    • CodePipeline - 1 active pipeline per month
    • DynamoDB - 25GB NoSQL DB
    • EC2 - 750 hours per month of t2.micro or t3.micro(12mo). 100GB egress per month
    • EBS - 30GB per month of General Purpose (SSD) or Magnetic(12mo)
    • Elastic Load Balancing - 750 hours per month(12mo)
    • RDS - 750 hours per month of db.t2.micro, db.t3.micro, or db.t4g.micro, 20GB of General Purpose (SSD) storage, 20GB of storage backups(12 mo)
    • Glacier - 10GB long-term object storage
    • Lambda - 1 million requests per month
    • SQS - 1 million messaging queue requests
    • Microsoft Azure
    • Virtual Machines - 1 B1S Linux VM, 1 B1S Windows VM (12mo)
    • App Service - 10 web, mobile, or API apps (60 CPU minutes/day)
    • Functions - 1 million requests per month
    • DevTest Labs - Enable fast, easy, and lean dev-test environments
    • Azure DevOps - 5 active users, unlimited private Git repos
    • Azure Pipelines
    • Microsoft IoT Hub - 8,000 messages per day
    • Load Balancer - 1 free public load-balanced IP (VIP)
    • Notification Hubs - 1 million push notifications
    • Bandwidth - 15GB Inbound(12mo) & 5GB egress per month
    • Cosmos DB - 25GB storage and 1000 RUs of provisioned throughput
    • Static Web Apps
    • Storage - 5GB LRS File or Blob storage (12mo)
    • Cognitive Services - AI/ML APIs (Computer Vision, Translator, Face detection, Bots, etc) with free tier including limited transactions
    • Cognitive Search - AI-based search and indexation service, free for 10,000 documents
    • Azure Kubernetes Service - Managed Kubernetes service, free cluster management
    • Event Grid - 100K ops/month
    • Oracle Cloud
    • deemed idle
    • IBM Cloud
    • Cloudflare
    • Application Services - Free DNS for an unlimited number of domains, DDoS Protection, CDN along with free SSL, Firewall rules and page rules, WAF, Bot Mitigation, Free Unmetered Rate Limiting - 1 rule per domain, Analytics, Email forwarding
    • Zero Trust & SASE - Up to 50 Users, 24 hours of activity logging, three network locations
    • Cloudflare Tunnel - You can expose locally running HTTP port over a tunnel to a random subdomain on trycloudflare.com use [Quick Tunnels](https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/run-tunnel/trycloudflare), No account required. More features (TCP tunnel, Load balancing, VPN) in [Zero Trust](https://www.cloudflare.com/products/zero-trust/) Free Plan.
    • Workers KV - 100k read requests per day, 1000 write requests per day, 1000 delete requests per day, 1000 list requests per day, 1 GB stored data
    • Google Cloud Platform
    • Virtual Machines - 1 B1S Linux VM, 1 B1S Windows VM (12mo)
    • Azure DevOps - 5 active users, unlimited private Git repos
    • TURN
    • Workers - Deploy serverless code for free on Cloudflare's global network—100k daily requests.
    • R2 - 10 GB per month, 1 million Class A operations per month, 10 million Class B operations per month
    • Queues - 1 million operations per month
    • TURN
    • D1 - 5 million rows read per day, 100k rows written per day, 1 GB storage
    • Pages - Develop and deploy your web apps on Cloudflare's fast, secure global network. Five hundred monthly builds, 100 custom domains, Integrated SSL, unlimited accessible seats, unlimited preview deployments, and full-stack capability via Cloudflare Workers integration.
    • Cognitive Search - AI-based search and indexation service, free for 10,000 documents
    • Cosmos DB - 25GB storage and 1000 RUs of provisioned throughput
    • S3 - 5GB Standard object storage, 20K Get requests and 2K Put requests(12 mo)
    • DevTest Labs - Enable fast, easy, and lean dev-test environments
    • Azure Pipelines
    • Notification Hubs - 1 million push notifications
    • Storage - 5GB LRS File or Blob storage (12mo)
    • Event Grid - 100K ops/month
    • Functions - 1 million requests per month

  • Tools for Teams and Collaboration

    • Revolt.chat - stream chatting applications.
    • 3Cols - A free cloud-based code snippet manager for personal and collaborative code.
    • Bitwarden
    • Braid - hostable open-source version.
    • cally.com
    • Calendly
    • Discord
    • Telegram - sharing options.
    • Duckly
    • Dyte - The most developer-friendly live video & audio SDK, featuring collaborative plugins to enhance productivity and engagement. The free tier includes monthly 10,000 minutes of live video/audio usage.
    • evernote.com
    • Fibery
    • Filestash - like file manager that connects to a range of protocols and platforms: S3, FTP, SFTP, Minio, Git, WebDAV, Backblaze, LDAP and more.
    • flock.com
    • Gather - A better way to meet online. Centered around fully customizable spaces, Gather makes spending time with your communities just as easy as real life. Free for up to 10 concurrent users.
    • gokanban.io - Syntax-based, no registration Kanban Board for fast use. Free with no limitations.
    • flat.social - Interactive customizable spaces for team meetings & happy hours socials. Unlimited meetings, free up to 8 concurrent users.
    • GitDailies - Daily reports of your team's Commit and Pull Request activity on GitHub. Includes Push visualizer, peer recognition system, and custom alert builder. The free tier has unlimited users, three repos, and 3 alert configs.
    • gitter.im
    • hangouts.google.com
    • HeySpace - Task management tool with chat, calendar, timeline and video calls. Free for up to 5 users.
    • helplightning.com
    • ideascale.com
    • Igloo
    • Keybase
    • Google Meet - to-join online meetings.
    • /meet for Slack - Start Google Meetings directly from Slack by using /meet in any channel, group, or DM. Free without any limitations.
    • Livecycle - functional product teams and open-source projects.
    • MarkUp
    • Visual Debug - A Visual feedback tool for better client-dev communication
    • meet.jit.si - click video conversations, and screen sharing, for free
    • Microsoft Teams - based digital hub that brings conversations, content, and apps together in one place all from a single experience. Free for up to 500k users.
    • Miro - Scalable, secure, cross-device, and enterprise-ready collaboration whiteboard for distributed teams. With a freemium plan.
    • nootiz - The go-to tool for gathering and managing visual feedback on any website
    • Nuclino - A lightweight and collaborative wiki for all your team's knowledge, docs, and notes. Free plan with all essential features, up to 50 items, and 5GB storage.
    • OnlineInterview.io - Free code interview platform with embedded video chat, drawing board, and online code editor where you can compile and run your code on the browser. You can create a remote interview room with just one click.
    • Quidlo Timesheets - A simple timesheet and time tracking app for teams. The free plan has time tracking and generating reports features for up to 10 users.
    • PageShare.dev - Adds visual review capabilities into GitHub Pull Requests with no need to deploy websites. Free for up to 10 pages each month and 100MB of storage in total.
    • Pendulums - Pendulums is a free time tracking tool that helps you manage your time in a better manner with an easy-to-use interface and valuable statistics.
    • Pumble - Free team chat app. Unlimited users and message history, free forever.
    • Raindrop.io - Private and secure bookmarking app for macOS, Windows, Android, iOS, and Web. Free Unlimited Bookmarks and Collaboration.
    • element.io - source communication tool built on Matrix. Group chats, direct messaging, encrypted file transfers, voice and video chats, and easy integration with other services.
    • Rocket.Chat - Open-source communication platform with Omnichannel features, Matrix Federation, Bridge with others apps, Unlimited messaging, and Full messaging history.
    • seafile.com
    • Sema - Free developer portfolio tool able to consolidate and snapshot contributions across multiple repositories into a single report.
    • Slab
    • slack.com
    • Spectrum - Create public or private communities for free.
    • StatusPile - A status page of status pages. Could you track the status pages of your upstream providers?
    • Stickies - Visual collaboration app used for brainstorming, content curation, and notes. Free for up to 3 Walls, unlimited users, and 1 GB storage.
    • talky.io
    • Teamhood - Free Project, Task, and Issue-tracking software. Supports Kanban with Swimlanes and full Scrum implementation. Has integrated time tracking. Free for five users and three project portfolios.
    • Teamplify - improve team development processes with Team Analytics and Smart Daily Standup. Includes full-featured Time Off management for remote-first teams. Free for small groups of up to 5 users.
    • Tefter - Bookmarking app with a powerful Slack integration. Free for open-source teams.
    • TeleType - in is required for end-to-end encrypted collaboration for developers.
    • TimeCamp - Free time tracking software for unlimited users. Easily integrates with PM tools like Jira, Trello, Asana, etc.
    • twist.com - friendly team communication app where conversations stay organized and on-topic. Free and Unlimited plans are available. Discounts are provided for eligible teams.
    • tldraw.com - source white-boarding and diagramming tool with intelligent arrows, snapping, sticky notes, and SVG export features. Multiplayer mode for collaborative editing. Free official VS Code extension available as well.
    • BookmarkOS.com - Free all-on-one bookmark manager, tab manager, and task manager in a customizable online desktop with folder collaboration.
    • typetalk.com
    • Tugboat - Preview every pull request, automated and on-demand. Free for all, complimentary Nano tier for non-profits.
    • whereby.com - click video conversations, for free (formerly known as appear.in)
    • windmill.dev - Windmill is an open-source developer platform to quickly build production-grade multi-step automation and internal apps from minimal Python and Typescript scripts. As a free user, you can create and be a member of at most three non-premium workspaces.
    • vadoo.tv
    • userforge.com - Interconnected online personas, user stories and context mapping. Helps keep design and dev in sync free for up to 3 personas and two collaborators.
    • wistia.com
    • wormhol.org
    • shtab.app - Project management service that makes collaboration in the office remotely transparent with a tracker based on AI.
    • Zulip - time chat with a unique email-like threading model. The free plan includes 10,000 messages of search history and File storage up to 5 GB. also, it provides a self-hostable open-source version.
    • robocorp.com - Open-source stack for powering Automation Ops. Try out Cloud features and implement simple automation for free. Robot work 240 min/month, 10 Assistant runs, Storage of 100 MB.
    • Fleep.io
    • Chanty.com
    • ruttl.com - in-one feedback tool to collect digital feedback and review websites, PDFs, and images.
    • Mattermost
    • Webvizio
    • Pullflow - enhanced platform for code review collaboration across GitHub, Slack, and VS Code.
    • Webex
    • RingCentral
    • Rocket.Chat - Open-source communication platform with Omnichannel features, Matrix Federation, Bridge with others apps, Unlimited messaging, and Full messaging history.
    • Spectrum - Create public or private communities for free.
    • HeySpace - Task management tool with chat, calendar, timeline and video calls. Free for up to 5 users.
    • Microsoft Teams - based digital hub that brings conversations, content, and apps together in one place all from a single experience. Free for up to 500k users.
    • GitBook
    • Teamcamp - All-in-one project management application for software development companies.
    • robocorp.com - Open-source stack for powering Automation Ops. Try out Cloud features and implement simple automation for free. Robot work 240 min/month, 10 Assistant runs, Storage of 100 MB.
    • Hackmd.io - Real time collaboration & writing tool for markdown format docs/files. Like Google Docs but for markdown files. Free unlimited number of "notes", but the number of collaborators (invitee) for private notes & template [will be limited](https://hackmd.io/pricing).
    • Tencent RTC - Time Communication (TRTC) offers solutions for group audio/video calls.10,000 free minutes/month for the first year.
    • Proton Pass - in email aliases, 2FA authenticator, sharing and passkeys. Available on web, browser extension, and mobile app and desktop.
    • Pastefy - Beautiful and simple Pastebin with optional Client-Encryption, Multitab-Pastes, an API, a highlighted Editor and more.
    • Screen Sharing via Browser - Free screen sharing tool, share your screen with collabrators right from your browser, no download or registration needed. For free.
    • Wormhole - Share files up to 5GB with end-to-end encryption for up to 24hours. For files larger than 5 GB, it uses peer-to-peer transfer to send your files directly.
    • Tugboat - Preview every pull request, automated and on-demand. Free for all, complimentary Nano tier for non-profits.
    • Dubble - by-Step Guide creator. Take screenshots, document processes and colloborate with your team. Also supports async screen recording.
    • Lockitbot
    • PageShare.dev - Adds visual review capabilities into GitHub Pull Requests with no need to deploy websites. Free for up to 10 pages each month and 100MB of storage in total.
    • transfernow
    • paste.sh

  • Code Generation

    • v0.dev - and-paste friendly React code based on shadcn/ui and Tailwind CSS that people can use in their projects. Each generation takes at minimum 30 credits. You start up with 1200 credits, and get 200 free credits every month.
    • Appinvento - on.
    • DhiWise
    • Codeium - powered code completion tool. It supports over 20+ programming languages (Python, JavaScript, Java, TypeScript, PHP, C/C++, Go, etc.) and integrates with all significant standalone and web IDEs.
    • Metalama - Only for C#. Metalama generates the boilerplate of the code on the fly during compilation so that your source code remains clean. It is free for open-source projects, and its commercial-friendly free tier includes three aspects.
    • tabnine.com
    • Cody AI - Cody is a coding AI assistant that uses AI and a deep understanding of your codebase to help you write and understand code faster. Cody gives developers a choice of LLMs (including local inference), has support for various IDEs, supports all popular programming languages, and has a free plan. The free plan gives developers 20 chat messages (using Claude 3 Sonnet as the LLM) and 500 autocompletions (using the Starcoder 16b) each month.
    • Fern - Write API definitions and use them to generate SDKs/client libraries in popular languages such as TypeScript, Python, Java, Go, and more. OpenAPI fully supported. Free tier generates code for up to a max of 20 endpoints.

  • Source Code Repos

    • Pagure.io - licensed projects, Git-based
    • Bitbucket
    • chiselapp.com
    • codebasehq.com
    • GitGud
    • GitHub
    • CI/CD
    • Codespaces - Development environments hosted in the cloud. 120-core hours and 15 GB codespaces storage available for free every month.
    • Static Website Hosting
    • GitHub Copilot
    • gitlab.com
    • CI/CD
    • heptapod.net
    • ionicframework.com - Repo and tools to develop applications with Ionic; also you have an ionic repo
    • NotABug - software code collaboration platform for freely licensed projects, Git-based
    • OSDN - OSDN.net is a free-of-charge service for open-source software developers, offering SVN/Git/Mercurial/Bazaar/CVS repositories.
    • Pagure.io - licensed projects, Git-based
    • perforce.com
    • pijul.com - Unlimited free and open source distributed version control system. Its distinctive feature is based on a sound theory of patches, which makes it easy to learn, use, and distribute. Solves many problems of git/hg/svn/darcs.
    • plasticscm.com
    • projectlocker.com
    • RocketGit
    • savannah.gnu.org - Serves as a collaborative software development management system for free Software projects (for GNU Projects)
    • savannah.nongnu.org - Serves as a collaborative software development management system for free Software projects (for non-GNU projects)
    • NotABug - software code collaboration platform for freely licensed projects, Git-based
    • ionicframework.com - Repo and tools to develop applications with Ionic; also you have an ionic repo
    • Codeberg - source projects (with unlimited collaborators). Powered by [Forgejo](https://forgejo.org/). Static website hosting with [Codeberg Pages](https://codeberg.page/). CI/CD hosting with [Codeberg's CI](https://docs.codeberg.org/ci/). Translating hosting with [Codeberg Translate](https://translate.codeberg.org/). Includes Package and Container hosting, Project management, and Issue Tracking

  • Messaging and Streaming

    • engagespot.co - channel notification infrastructure for developers with a prebuilt in-app inbox and no-code template editor. Free plan includes 10,000 messages/mo.
    • connectycube.com - Unlimited chat messages, p2p voice & video calls, files attachments and push notifications. Free for apps up to 1000 users.
    • Ably - Realtime messaging service with presence, persistence and guaranteed delivery. The free plan includes 3m messages per month, 100 peak connections, and 100 peak channels.
    • cloudamqp.com
    • courier.com - app, email, chat, SMS, and other messaging channels with template management and other features. The free plan includes 10,000 messages/mo.
    • HiveMQ - Connect your MQTT devices to the Cloud Native IoT Messaging Broker. Free to connect up to 100 devices (no credit card required) forever.
    • knock.app - app, email, SMS, Slack, and push with a single API call. The free plan includes 10,000 messages/mo.
    • pusher.com
    • scaledrone.com
    • synadia.com
    • cloudkarafka.com - Free Shared Kafka cluster, up to 5 topics, 10MB data per topic and 28 days of data retention.
    • Upstash Kafka - Serverless Kafka Cloud offering with per-request-pricing. It has a free tier with a maximum of 10,000 messages per day.
    • webpushr - Web Push Notifications - Free for upto 10k subscribers, unlimited push notifications, in-browser messaging
    • Scramjet Cloud Platform Beta - An end-to-end stream processing platform in free beta and offering 15 petabyte-seconds of free compute after the beta ends.
    • httpSMS - Send and receive text messages using your Android phone as an SMS Gateway. Free to send and receive up to 200 messages per month.
    • NotificationAPI.com
    • pubnub.com - Swift, Kotlin, and React messaging at 1 million transactions each month. Transactions may contain multiple messages.
    • Upstash Kafka - Serverless Kafka Cloud offering with per-request-pricing. It has a free tier with a maximum of 10,000 messages per day.
    • EMQX Serverless - Scalable and secure serverless MQTT broker you can get in seconds. 1M session minutes/month free forever (no credit card required).

  • Cloud management solutions

    • Brainboard - Collaborative solution to visually build and manage cloud infrastructures from end-to-end.
    • Pulumi
    • terraform.io
    • scalr.com - Scalr is a Terraform Automation and COllaboration (TACO) product used to better collaboration and automation on infrastructure and configurations managed by Terraform. Full Terraform CLI support, OPA integration, and a hierarchical configuration model. No SSO tax. All features are included. Use up to 50 runs/month for free.
    • Brainboard - Collaborative solution to visually build and manage cloud infrastructures from end-to-end.
    • Cloud 66 - Free for personal projects (includes one deployment server, one static site), Cloud 66 gives you everything you need to build, deploy, and grow your applications on any cloud without the headache of the “server stuff.”.

  • Artifact Repos

  • CMS

    • acquia.com
    • Contentful
    • Cosmic
    • Crystallize - in GraphQL API. The free version includes unlimited users, 1000 catalog items, 5 GB/month bandwidth, and 25k/month API calls.
    • DatoCMS - Offers free tier for small projects. DatoCMS is a GraphQL-based CMS. On the lower tier, you have 100k/month calls.
    • Directus - source platform for managing assets and database content on-prem or in the Cloud. There are no limitations or paywalls.
    • FrontAid
    • kontent.ai - A Content-as-a-Service platform that gives you all the headless CMS benefits while empowering marketers at the same time. The developer plan provides two users with unlimited projects with two environments for each, 500 content items, two languages with Delivery and Management API, and Custom elements support. You can use more detailed plans to meet your needs.
    • Prismic
    • Sanity.io - Platform for structured content with an open-source editing environment and a real-time hosted data store. Unlimited projects. Unlimited admin users, three non-admin users, two datasets, 500K API CDN requests, 10GB bandwidth, and 5GB assets included for free per project.
    • sensenet - API-first headless CMS providing enterprise-grade solutions for businesses of all sizes. The Developer plan provides three users, 500 content items, three built-in roles, 25+5 content types, fully accessible REST API, document preview generation, and Office Online editing.
    • TinaCMS - backed headless CMS that supports Markdown, MDX, and JSON. The basic offer is free with two users available.
    • GatsbyjsCMS - Gatsby is the fast and flexible framework that makes building websites with any CMS, API, or database fun again. Build and deploy headless websites that drive more traffic, convert better, and earn more revenue!
    • Hygraph - Offers free tier for small projects. GraphQL first API. Move away from legacy solutions to the GraphQL native Headless CMS - and deliver omnichannel content API first.
    • Squidex - Offers free tier for small projects. API / GraphQL first. Open source and based on event sourcing (versing every change automatically).
    • InstaWP - Launch a WordPress site in a few seconds. A free tier with 5 Active Sites, 500 MB Space, 48 hrs Site Expiry.
    • Storyblok - A Headless CMS for developers and marketers that works with all modern frameworks. The Community (free) tier offers Management API, Visual Editor, ten sources, Custom Field Types, Internationalization (unlimited languages/locales), Asset Manager (up to 2500 assets), Image Optimizing Service, Search Query, Webhook + 250GB Traffic/month included.
    • Storyblok - A Headless CMS for developers and marketers that works with all modern frameworks. The Community (free) tier offers Management API, Visual Editor, ten sources, Custom Field Types, Internationalization (unlimited languages/locales), Asset Manager (up to 2500 assets), Image Optimizing Service, Search Query, Webhook + 250GB Traffic/month included.
    • WPJack - Set up WordPress on any cloud in less than 5 minutes! The free tier includes 1 server, 2 sites, free SSL certificates, and unlimited cron jobs. No time limits or expirations—your website, your way.

  • Code Quality

    • beanstalkapp.com
    • browserling.com - browser testing, free only 3 minutes sessions with MS IE 9 under Vista at 1024 x 768 resolution
    • codacy.com
    • Codeac.io - Automated Infrastructure as Code review tool for DevOps integrates with GitHub, Bitbucket, and GitLab (even self-hosted). In addition to standard languages, it also analyzes Ansible, Terraform, CloudFormation, Kubernetes, and more. (open-source free)
    • CodeBeat - mail integration.
    • codeclimate.com - owned private repos (up to 4 collaborators). Also free for students and institutions.
    • codecov.io
    • CodeFactor
    • codescene.io - CodeScene prioritizes technical debt based on how the developers work with the code and visualizes organizational factors like team coupling and system mastery. Free for Open Source.
    • CodSpeed - Automate performance tracking in your CI pipelines. Catch performance regressions before deployment, thanks to precise and consistent metrics. Free forever for Open Source projects.
    • coveralls.io
    • dareboost - 5 free analysis reports for web performance, accessibility, and security each month
    • deepcode.ai
    • deepscan.io
    • DeepSource - DeepSource continuously analyzes source code changes, finding and fixing issues categorized under security, performance, anti-patterns, bug-risks, documentation, and style. Native integration with GitHub, GitLab, and Bitbucket.
    • eversql.com - The #1 platform for database optimization. Gain critical insights into your database and SQL queries automatically.
    • gerrithub.io
    • gocover.io
    • goreportcard.com
    • gtmetrix.com
    • holistic.dev - The #1 static code analyzer for Postgresql optimization. Performance, security, and architect database issues automatic detection service
    • houndci.com
    • Moderne.io
    • reviewable.io
    • parsers.dev - Abstract syntax tree parsers and intermediate representation compilers as a service
    • scan.coverity.com
    • scrutinizer-ci.com
    • semanticdiff.com
    • shields.io
    • sonarcloud.io - C, Swift, Python, Groovy and even more languages, free for Open Source
    • SourceLevel
    • Viezly - Enhanced code review tool for easier code reading and navigation. Free for Open Source and free for personal usage.
    • webceo.com
    • zoompf.com
    • deepscan.io
    • scan.coverity.com
    • DiffText - Instantly find the differences between two blocks of code. Completely free to use.
    • deepcode.ai
    • libraries.io
    • Namae - Search various websites like GitHub, Gitlab, Heroku, Netlify, and many more for the availability of your project name.
    • searchcode.com - based code search, free for Open Source
    • tickgit.com
    • CodeKeep - Google Keep for Code Snippets. Organize, Discover, and share code snippets, featuring a powerful code screenshot tool with preset templates and a linking feature.

  • CI and CD

    • AccessLint
    • appcircle.io - minute build timeout (60 minutes for Open Source) with single concurrency for free.
    • appveyor.com
    • Argonaut - Deploy apps and infrastructure on your cloud in minutes. Support for custom and third-party app deployments on Kubernetes and Lambda environments. The free tier allows unlimited apps and deployments for 5 domains and 2 users.
    • bitrise.io
    • buddy.works
    • buddybuild.com
    • Buildkite
    • Test Analytics - source projects.
    • bytebase.com
    • CircleCI
    • cirrus-ci.org - Free for public GitHub repositories
    • codefresh.io - for-Life plan: 1 build, one environment, shared servers, unlimited public repos
    • codeship.com
    • deploybot.com
    • deployhq.com
    • drone - Drone Cloud enables developers to run Continuous Delivery pipelines across multiple architectures - including x86 and Arm (both 32-bit and 64-bit) - all in one place
    • LayerCI
    • semaphoreci.com
    • Squash Labs
    • styleci.io
    • Mergify
    • Make
    • Spacelift - Management platform for Infrastructure as Code. Free plan features: IaC collaboration, Terraform module registry, ChatOps integration, Continuous resource compliance with Open Policy Agent, SSO with SAML 2.0, and access to public worker pools: up to 200 minutes/month
    • microtica.com - Startup environments with ready-made infrastructure components, deploy apps on AWS for free, and support your production workloads. The free tier includes 1 Environment (on your AWS account), 2 Kubernetes Services, 100 build minutes per month, and 20 monthly deployments.
    • Argonaut - Deploy apps and infrastructure on your cloud in minutes. Support for custom and third-party app deployments on Kubernetes and Lambda environments. The free tier allows unlimited apps and deployments for 5 domains and 2 users.
    • codefresh.io - for-Life plan: 1 build, one environment, shared servers, unlimited public repos
    • blacksmith - Managed performance runners for GitHub Actions that provides 3,000 free minutes per month, with no credit card needed.
    • Nx Cloud - Nx Cloud speeds up your monorepos on CI with features such as remote caching, distribution of tasks across machines and even automated splitting of your e2e test runs. It comes with a free plan for up to 30 contributors with generous 150k credits included.
    • Terramate - Terramate is an orchestration and management platform for Infrastructure as Code (IaC) tools such as Terraform, OpenTofu, and Terragrunt. Free up to 2 users including all features.
    • Mergify

  • Testing

    • webhook.site - Verify webhooks, outbound HTTP requests, or emails with a custom URL. A temporary URL and email address are always free.
    • Vaadin
    • Applitools.com
    • Appetize
    • Apptim
    • Bencher - A continuous benchmarking tool suite to catch CI performance regressions. Free for all public projects.
    • BugBug - Lightweight test automation tool for web applications. It is easy to learn and doesn't require coding. You can run unlimited tests on your own computer for free. You also get cloud monitoring and CI/CD integration for an additional monthly fee.
    • lambdatest.com - source-cross-browser-testing-tool)
    • browserstack.com - source?ref=pricing)
    • checkbot.io
    • crossbrowsertesting.com - Manual, Visual, and Selenium Browser Testing in the cloud - [free for Open Source](https://crossbrowsertesting.com/open-source)
    • cypress.io - Fast, easy and reliable testing for anything that runs in a browser. Cypress Test Runner is always free and open-source with no restrictions and limitations. Cypress Dashboard is free for open-source projects for up to 5 users.
    • Cypress Recorder by Preflight - Create AI-powered Cypress Tests/POM models on your browser. It's open-source, except for the AI part. It's free for five monthly test creations with Self-healing scripts, Email, and Visual testing.
    • everystep-automation.com
    • gridlastic.com
    • katalon.com - Provides a testing platform that can help teams of all sizes at different levels of testing maturity, including Katalon Studio, TestOps (+ Visual Testing free), TestCloud, and Katalon Recorder.
    • Keploy - Keploy is a functional testing toolkit for developers. Recording API calls generates E2E tests for APIs (KTests) and mocks or stubs(KMocks). It is free for Open Source projects.
    • loadmill.com - Automatically create API and load tests by analyzing network traffic. Simulate up to 50 concurrent users for up to 60 minutes for free monthly.
    • percy.io - Add visual testing to any web app, static site, style guide, or component library. Unlimited team members, Demo app, and unlimited projects, 5,000 snapshots/month.
    • seotest.me - page SEO website tester. 10 free website crawls per day. Useful SEO learning resources and recommendations on how to improve the on-page SEO results for any website regardless of technology.
    • snippets.uilicious.com - It's like CodePen but for cross-browser testing. UI-licious lets you write tests like user stories and offers a free platform - UI-licious Snippets - that allows you to run unlimited tests on Chrome with no sign-up required for up to 3 minutes per test run. Found a bug? You can copy the unique URL to your test to show your devs exactly how to reproduce the bug.
    • testingbot.com - source)
    • Testspace.com - A Dashboard for publishing automated test results and a Framework for implementing manual tests as code using GitHub. The service is [free for Open Source](https://github.com/marketplace/testspace-com) and accounts for 450 monthly results.
    • tesults.com
    • websitepulse.com
    • qase.io - Test management system for Dev and QA teams. Manage test cases, compose test runs, perform tests, track defects, and measure impact. The free tier includes all core features, with 500MB available for attachments and up to 3 users.
    • knapsackpro.com - Speed up your tests with optimal test suite parallelization on any CI provider. Split Ruby, JavaScript tests on parallel CI nodes to save time. Free plan for up to 10 minutes of test files and free unlimited plan for Open Source projects.
    • webhook-test.com - Debug and inspect webhooks and HTTP requests with a unique URL during integration. Completely free, you can create unlimited URLs and receive recommendations.
    • welltested.ai - Generate unit and integration tests using AI for mobile languages like Flutter within minutes. Free forever for developers.
    • Vaadin
    • preflight.com - No-code automated web testing. Record tests on your browser that are resilient to UI changes and run them on Windows machines. Could you integrate with your CI/CD? The free plan includes 50 monthly test runs with video, HTML sessions, and more.
    • webhookbeam.com - Set up webhooks and monitor them via push notifications and emails.
    • Requestly - source Chrome Extension to Intercept, Redirect and Mock HTTP Requests. Featuring [Debugger](https://requestly.com/products/web-debugger/), [Mock Server](https://requestly.com/products/mock-server/), [API Client](https://requestly.com/products/api-client/) and [Session Recording](https://requestly.com/products/session-book/). Redirect URLs, Modify HTTP Headers, Mock APIs, Inject custom JS, Modify GraphQL Requests, Generate Mock API Endpoints, Record session with Network & Console Logs. Create upto 10 rules in Free Tier. Free for open-source.
    • octomind.dev - Auto-generated, run and maintained Playwright UI tests with AI-assisted test case generation
    • Gremlin - facing issues. Gremlin Free provides access to Shutdown and CPU attacks on up to 5 hosts or containers.
    • lost-pixel.com - holistic visual regression testing for your Storybook, Ladle, Histoire stories and Web Apps. Unlimited team members, totally free for open-source, 7,000 snapshots/month.
    • UseWebhook.com - Capture and inspect webhooks from your browser. Forward to localhost, or replay from history. Free to use.
    • webhookbeam.com - Set up webhooks and monitor them via push notifications and emails.
    • Repeato - code mobile app test automation tool built on top of computer vision and AI. Works for native apps, flutter, react-native, web, ionic, and many more app frameworks. The free plan is limited to 10 tests for iOS and 10 for Android, but includes most of the features of the paid plans, including unlimited test runs.
    • lost-pixel.com - holistic visual regression testing for your Storybook, Ladle, Histoire stories and Web Apps. Unlimited team members, totally free for open-source, 7,000 snapshots/month.

  • Authentication, Authorization, and User Management

    • Auth0
    • Aserto - Fine-grained authorization as a service for applications and APIs. Free up to 1000 MAUs and 100 authorizer instances.
    • asgardeo.io - Seamless Integration of SSO, MFA, passwordless auth and more. Includes SDKs for frontend and backend apps. Free up to 1000 MAUs and five identity providers.
    • Authgear - Bring Passwordless, OTPs, 2FA, SSO to your apps in minutes. All Front-end included. Free up to 5000 MAUs.
    • Authress
    • Authy - Two-factor authentication (2FA) on multiple devices, with backups. Drop-in replacement for Google Authenticator. Free for up to 100 successful authentications.
    • Clerk - in, sign-up, user profiles, and more. Free up to 10,000 monthly active users.
    • Cloud-IAM
    • Corbado - first authentication to new or existing apps. Free for unlimited MAUs.
    • Descope - code and API/SDK approach, Free 7,500 active users/month, 50 tenants (up to 5 SAML/SSO tenants).
    • duo.com - factor authentication (2FA) for website or app. Free for ten users, all authentication methods, unlimited, integrations, hardware tokens.
    • Jumpcloud - on, and RADIUS authentication. Free for up to 10 users.
    • Kinde - Simple, robust authentication you can integrate with your product in minutes. Everything you need to get started with 7,500 free MAU.
    • logintc.com - factor authentication (2FA) by push notifications, free for ten users, VPN, Websites, and SSH
    • MojoAuth - MojoAuth makes it easy to implement Passwordless authentication on your web, mobile, or any application in minutes.
    • Okta
    • onelogin.com - On Identity Provider, Cloud SSO IdP, three company apps, and five personal apps, unlimited users
    • Ory - AuthN/AuthZ/OAuth2.0/Zero Trust managed security platform. Forever free developer accounts with all security features, unlimited team members, 200 daily active users, and 25k/mo permission checks.
    • Stytch - Flexible authentication APIs and SDKs with reach-resistant passwords, passwordless login flows, MFA, SSO, and more. Email/SMS sending + failover and fraud protections built-in. Offers 5,000 Monthly Active Users free (B2C) or 1,000 Monthly Active Users and 25 Organizations free (B2B).
    • SuperTokens - Open source user authentication that natively integrates into your app - enabling you to get started quickly while controlling the user and developer experience. Free for up to 5000 MAUs.
    • Warrant - grade authorization and access control service for your apps. The free tier includes 1 million monthly API requests and 1,000 authz rules.
    • ZITADEL Cloud - tenant (B2B) use cases. Free for up to 25,000 authenticated requests, with all security features (no paywall for OTP, Passwordless, Policies, and so on).
    • PropelAuth
    • Logto - Develop, secure, and manage user identities of your product - for both authentication and authorization. Free for up to 5,000 MAUs with open-source self-hosted option available.
    • Clerk - in, sign-up, user profiles, and more. Free up to 10,000 monthly active users.
    • Cerbos Hub - A complete authorization management system for authoring, testing, and deploying access policies. Fine-grained authorization and access control, free up to 100 monthly active principals.
    • WorkOS - Free user management and authentication for up to 1 Million MAUs. Support email + password, social auth, Magic Auth, MFA, and more.
    • Aserto - Fine-grained authorization as a service for applications and APIs. Free up to 1000 MAUs and 100 authorizer instances.
    • asgardeo.io - Seamless Integration of SSO, MFA, passwordless auth and more. Includes SDKs for frontend and backend apps. Free up to 1000 MAUs and five identity providers.

  • Security and PKI

    • alienvault.com
    • atomist.com
    • Bridgecrew - [Checkov](https://github.com/bridgecrewio/checkov). The core Bridgecrew platform is free for up to 50 IaC resources.
    • cloudsploit.com
    • Public Cloud Threat Intelligence
    • CodeNotary.io
    • crypteron.com - first, developer-friendly security platform prevents data breaches in .NET and Java applications
    • DAS
    • Datree
    • Dependabot
    • DJ Checkup
    • Doppler
    • Dotenv
    • GitGuardian
    • Have I been pwned?
    • hostedscan.com
    • Infisical - party services. Free for up to 5 developers.
    • Internet.nl
    • keychest.net - SSL expiry management and cert purchase with an integrated CT database
    • letsencrypt.org
    • meterian.io - Monitor Java, Javascript, .NET, Scala, Ruby, and NodeJS projects for security vulnerabilities in dependencies. Free for one private project, unlimited projects for open source.
    • opswat.com
    • openapi.security - Free tool to quickly check the security of any OpenAPI / Swagger-based API. You don't need to sign up.
    • pixee.ai - Automated Product Security Engineer as a free GitHub bot that submits PRs to your Java code base to automatically resolve vulnerabilities. Other languages coming soon!
    • qualys.com
    • report-uri.io
    • ringcaptcha.com
    • seclookup.com - Seclookup APIs can enrich domain threat indicators in SIEM, provide comprehensive information on domain names, and improve threat detection & response. Get 50K lookups free [here](https://account.seclookup.com/).
    • snyk.io - source dependencies. Unlimited tests and remediation for open-source projects. Limited to 200 tests/month for your private projects.
    • SOOS - Free, unlimited SCA scans for open-source projects. Detect and fix security threats before release. Protect your projects with a simple and effective solution.
    • StackHawk
    • Sucuri SiteCheck - Free website security check and malware scanner
    • Protectumus - Free website security check, site antivirus, and server firewall (WAF) for PHP. Email notifications for registered users in the free tier.
    • TestTLS.com - Test an SSL/TLS service for secure server configuration, certificates, chains, etc. Not limited to HTTPS.
    • threatconnect.com
    • Ubiq Security
    • Virgil Security - to-end encryption, database protection, IoT security, and more in your digital solution. Free for applications with up to 250 users.
    • Virushee - oriented file/data scanning powered by hybrid heuristic and AI-assisted engine. It is possible to use internal dynamic sandbox analysis. Limited to 50MB per file upload
    • Escape GraphQL Quickscan - One-click security scan of your GraphQL endpoints. Free, no login required.
    • HasMySecretLeaked - Search across 20 million exposed secrets in public GitHub repositories, gists, issues,and comments for Free
    • Have I been pwned?
    • Dependabot
    • CyberChef - host.
    • seclookup.com - Seclookup APIs can enrich domain threat indicators in SIEM, provide comprehensive information on domain names, and improve threat detection & response. Get 50K lookups free [here](https://account.seclookup.com/).
    • qualys.com
    • Dependabot
    • ssllabs.com
    • tinfoilsecurity.com
    • aikido.dev - in-one appsec platform covering SCA, SAST, CSPM, DAST, Secrets, IaC, Malware, Container scanning, EOL,... Free plan includes two users, scanning of 10 repos, 1 cloud, 2 containers & 1 domain.
    • Vulert - Vulert continuously monitors your open-source dependencies for new vulnerabilities, recommends fixes, without requiring installation or access to your codebase. Free for open-source projects.
    • pyup.io
    • TestTLS.com - Test an SSL/TLS service for secure server configuration, certificates, chains, etc. Not limited to HTTPS.
    • CodeNotary.io
    • alienvault.com
    • Altcha.org - A Spam Filter for websites and APIs powered by natural language processing and machine learning. Free plan includes 200 requests a day per domain.

  • Mobile App Distribution and Feedback

    • TestApp.io - Your go-to platform for ensuring your mobile apps work as they should. Free plan: one app, analytics, unlimited versions & installs, and feedback collection.
    • Diawi - Deploy iOS & Android apps directly to devices. Free plan: app uploads, password-protected links, 1-day expiration, ten installations.
    • InstallOnAir - Distribute iOS & Android apps over the air. Free plan: unlimited uploads, private links, 2-day expiration for guests, 60 days for registered users.
    • GetUpdraft - Distribute mobile apps for testing. The free plan includes one app project, three app versions, 500 MB storage, and 100 app installations per month.
    • Appho.st - Mobile app hosting platform. The free plan includes five apps, 50 monthly downloads, and a maximum file size of 100 MB.
    • Loadly - iOS & Android beta apps distribution service offers completely free services with unlimited downloads, high-speed downloads, and unlimited uploads.

  • Management System

    • bitnami.com
    • Esper
    • jamf.com
    • Miradore - to-date with your device fleet and secure unlimited devices for free. The free plan offers basic features.
    • moss.sh - Help developers deploy and manage their web apps and servers. Free up to 25 git deployments per month
    • runcloud.io - Server management focusing mainly on PHP projects. Free for up to 1 server.
    • ploi.io - Server management tool to easily manage and deploy your servers & sites. Free for one server.

  • Log Management

  • Translation Management

  • Monitoring

    • Pingmeter.com - 5 uptime monitors with 10-minute interval. Monitor SSH, HTTP, HTTPS, and any custom TCP ports.
    • appdynamics.com - hour metrics, application performance management agents limited to one Java, one .NET, one PHP, and one Node.js
    • appneta.com - hour data retention
    • appspector.com - Mission control for remote iOS/Android/Flutter debugging. Free for small traffic usage (64MB of logs).
    • assertible.com
    • bleemeo.com - Free for 3 servers, 5 uptime monitors, unlimited users, unlimited dashboards, unlimited alerting rules.
    • cloudsploit.com - demand scans, unlimited users, unlimited stored accounts. Subscription: automated scanning, API access, etc.
    • cronitor.io - Performance insights and uptime monitoring for cron jobs, websites, APIs and more. A free tier with five monitors.
    • datadoghq.com
    • deadmanssnitch.com
    • downtimemonkey.com - minute interval. Email, Slack alerts.
    • economize.cloud
    • elastic.co - hour data retention
    • freeboard.io
    • Grafana Cloud - Grafana Cloud is a composable observability platform that integrates metrics and logs with Grafana. Free: 3 users, ten dashboards, 100 alerts, metrics storage in Prometheus and Graphite (10,000 series, 14 days retention), logs storage in Loki (50 GB of logs, 14 days retention)
    • healthchecks.io
    • inspector.dev - A complete Real-Time monitoring dashboard in less than one minute with a free forever tier.
    • instrumentalapp.com - Beautiful and easy-to-use application and server monitoring with up to 500 metrics and 3 hours of data visibility for free
    • keychest.net/speedtest - Independent speed test and TLS handshake latency test against Digital Ocean
    • letsmonitor.org - SSL monitoring, free for up to 5 monitors
    • loader.io
    • meercode.io - source and one private repository.
    • netdata.cloud - source tool to collect real-time metrics. It's a growing product and can also be found on GitHub!
    • newrelic.com - access user, and unlimited free primary users.
    • Middleware.io - Middleware observability platform provides complete visibility into your apps & stack, so you can monitor & diagnose issues at scale. They have a free forever plan for Dev community use that allows Log monitoring for up to 1M log events, Infrastructure monitoring & APM for up to 2 hosts.
    • nixstats.com - Free for one server. E-Mail Notifications, public status page, 60-second interval, and more.
    • OnlineOrNot.com - OnlineOrNot provides uptime monitoring for websites and APIs, monitoring for cron jobs and scheduled tasks. Also provides status pages. The first five checks with a 3-minute interval are free. The free tier sends alerts via Slack, Discord, and Email.
    • opsgenie.com - call management for operating always-on services. Free up to 5 users.
    • paessler.com
    • pagecrawl.io - Monitor website changes, free for up to 6 monitors with daily checks.
    • syagent.com
    • pagerly.io - Manage on-calls on Slack (integrates with Pagerduty, OpsGenie). Free up to 1 team (one team refers to one on call)
    • pagertree.com - Simple interface for alerting and on-call management. Free up to 5 users.
    • pingbreak.com
    • pingpong.one - source projects and non-profits free of charge.
    • robusta.dev - in-one bundle. The free tier includes up to 20 Kubernetes nodes. Alerts via Slack, Microsoft Teams, Discord, and more. Integrations with PagerDuty, OpsGenie, VictorOps, DataDog, and many other tools.
    • sematext.com - hour metrics, unlimited servers, ten custom metrics, 500,000 custom metrics data points, unlimited dashboards, users, etc.
    • sitemonki.com
    • sitesure.net - Website and cron monitoring - 2 monitors free
    • skylight.io
    • speedchecker.xyz
    • stathat.com
    • statuscake.com
    • statusgator.com
    • thousandeyes.com
    • uptimerobot.com
    • uptimetoolbox.com - second intervals, public statuspage.
    • zenduty.com - to-end incident management, alerting, on-call management, and response orchestration platform for network operations, site reliability engineering, and DevOps teams. Free for up to 5 users.
    • instatus.com - Get a beautiful status page in 10 seconds. Free forever with unlimited subs and unlimited teams.
    • Squadcast.com - Squadcast is an end-to-end incident management software designed to help you promote SRE best practices. Free forever plan available for up to 10 users.
    • RoboMiri.com - RoboMiri is a stable uptime monitor that offers a wide range of monitors: cronjob, keyword, website, port, ping. Twenty-five uptime checks with 3-minute interval checks for free. Alerts via Phone Call, SMS, Email, and Webhooks.
    • Better Stack - Uptime monitoring, incident management, on-call scheduling/alerting, and status pages in a single product. The free plan includes ten monitors with 3-minute check frequency and status pages.
    • Pulsetic - 10 monitors, 6 Months of historical Uptime/Logs, unlimited status pages, and custom domains included! For infinite time and unlimited email alerts for free. You don't need a credit card.
    • Wachete - monitor five pages, checks every 24 hours.
    • Xitoring.com - Mobile app, multiple notification channel, and much more!
    • checklyhq.com - Open source E2E / Synthetic monitoring and deep API monitoring for developers. Free plan with five users and 50k+ check runs.
    • instrumentalapp.com - Beautiful and easy-to-use application and server monitoring with up to 500 metrics and 3 hours of data visibility for free
    • SweetUptime
    • speedchecker.xyz
    • UptimeObserver.com - Get 20 uptime monitors with 5-minute intervals and a customizable status page—even for commercial use. Enjoy unlimited, real-time notifications via email and Telegram. No credit card needed to get started.
    • incidenthub.cloud - 20 monitors and 2 notification channels (Slack and Discord) are free forever.
    • speedchecker.xyz
    • circonus.com
    • phare.io - Uptime Monitoring free for up to 100,000 events for unlimited projets and unlimited status pages.
    • alerty.ai - Free APM and monitoring for your FE, BE, DB, and more + free agent runs.

  • Crash and Exception Handling

    • CatchJS.com - JavaScript error tracking with screenshots and click trails. Free for open-source projects.
    • bugsnag.com
    • elmah.io - source projects.
    • Embrace
    • exceptionless - time error, feature, log reporting, and more. Free for 3k events per month/1 user. Open source and easy to self-host for unlimited use.
    • GlitchTip - source error tracking. Compatible with open-source Sentry SDKs. 1000 events per month for free, or can self-host with no limits
    • honeybadger.io - Exception, uptime, and cron monitoring. Free for small teams and open-source projects (12,000 errors/month).
    • memfault.com - nordic), [NXP](https://app.memfault.com/register-nxp), and [Laird](https://app.memfault.com/register-laird) devices.
    • rollbar.com
    • sentry.io - time and has a small free plan. Free for 5k errors per month/ 1 user, unrestricted use if self-hosted
    • Axiom - day retention. Includes integrations with platforms like Vercel and advanced data querying with email/Discord notifiers.
    • Semaphr - in-one kill switch for your mobile apps.
    • sentry.io - time and has a small free plan. Free for 5k errors per month/ 1 user, unrestricted use if self-hosted
    • Jam - Developer friendly bug reports in one click. Free plan with unlimited jams.
    • Whitespace - click bug reports straight in your browser. Free plan with unlimited recordings for personal use.
    • algolia.com - tolerance, relevance, and UI libraries to easily create search experiences. The free "Build" plan includes 1M documents and 10K searches/month. Also offers [developer documentation search](https://docsearch.algolia.com/) for free.
    • bonsai.io
    • CommandBar - Unified Search Bar as-a-service, web-based UI widget/plugin that allows your users to search contents, navigations, features, etc. within your product, which helps discoverability. Free for up to 1,000 Monthly Active Users, unlimited commands.
    • Magny - SaaS service that helps implement command palettes (e.g. in-app search), which significantly decreases the time users find anything in an app, leveraging the user experience and efficiency.
    • searchly.com
    • pagedart.com - AI search as a service the free tier includes 1,000 Documents and 50,000 searches. Larger free decks are possible for worthwhile projects.
    • Magny - SaaS service that helps implement command palettes (e.g. in-app search), which significantly decreases the time users find anything in an app, leveraging the user experience and efficiency.
    • Orama Cloud - text/vector/hybrid searches, 60 days analytics

  • Education and Career Development

    • FreeCodeCamp - Open-source platform offering free courses and certifications in Data Analysis, Information Security, Web Development, and more.
    • The Odin Project - Free, open-source platform with a curriculum focused on JavaScript and Ruby for web development.
    • Free Professional Resume Templates & Editor - Free platform with lots of Resume templates of Experienced Professionals, ready to clone and edit fully and download, ATS optimized.

  • Feature Toggles Management Platforms

    • ConfigCat - ConfigCat is a developer-centric feature flag service with unlimited team size, excellent support, and a reasonable price tag. Free plan up to 10 flags, two environments, 1 product, and 5 Million requests per month.
    • Flagsmith - Release features with confidence; manage feature flags across web, mobile, and server-side applications. Use our hosted API, deploy to your own private cloud, or run on-premise.
    • GrowthBook - Open source feature flag and A/B testing provider with built-in Bayesian statistical analysis engine. Free for up to 3 users, unlimited feature flags and experiments.
    • Molasses - Powerful feature flags and A/B testing. Free up to 3 environments with five feature flags each.
    • Toggled.dev - Enterprise-ready, scalable multi-regional feature toggles management platform. Free plan up to 10 flags, two environments, unlimited requests. SDK, analytics dashboard, release calendar, Slack notifications, and all other features are included in the endless free plan.

  • Miscellaneous

    • Form2Channel
    • BinShare.net - Create & share code or binaries. Available to share as a beautiful image e.g. for Twitter / Facebook post or as a link e.g. for chats or forums.
    • Blynk
    • Bricks Note Calculator - a note-taking app (PWA) with a powerful built-in multiline calculator.
    • Carbon.now.sh - create and share code snippets in an aesthetic screenshot-like image format. Usually used to aesthetically share/show off code snippets on Twitter or blog posts.
    • Code Time - an extension for time-tracking and coding metrics in VS Code, Atom, IntelliJ, Sublime Text, and more.
    • Codepng - Create excellent snapshots from your source code to share on social media.
    • CodeToImage - Create screenshots of code or text to share on social media.
    • Cronhooks - Schedule on-time or recurring webhooks. The free plan allows 5 ad-hoc schedules.
    • cron-job.org - Online cronjobs service. Unlimited jobs are free of charge.
    • datelist.io - Online booking / appointment scheduling system. Free up to 5 bookings per month, includes 1 calendar
    • Domain Forward - A straightforward tool to forward any URL or Domain. Free up to 5 domains and 200k requests per month.
    • Elementor
    • Format Express - Instant online format for JSON / XML / SQL.
    • FOSSA - Scalable, end-to-end management for third-party code, license compliance and vulnerabilities.
    • fullcontact.com
    • Hook Relay - Add webhook support to your app without the hassles: done-for-you queueing, retries with backoff, and logging. The free plan has 100 deliveries per day, 14-day retention, and 3 hook endpoints.
    • http2.pro
    • kandi - source library reuse.
    • Base64 decoder/encoder
    • newreleases.io - Receive notifications on email, Slack, Telegram, Discord, and custom webhooks for new releases from GitHub, GitLab, Bitbucket, Python PyPI, Java Maven, Node.js NPM, Node.js Yarn, Ruby Gems, PHP Packagist, .NET NuGet, Rust Cargo and Docker Hub.
    • OnlineExifViewer
    • PDFMonkey
    • Pika Code Screenshots
    • QuickType.io - Quickly auto-generate models/class/type/interface and serializers from JSON, schema, and GraphQL for working with data quickly & safely in any programming language. Convert JSON into gorgeous, typesafe code in any language.
    • RandomKeygen - A free mobile-friendly tool that offers a variety of randomly generated keys and passwords you can use to secure any application, service, or device.
    • ray.so - Create beautiful images of your code snippets.
    • readme.com
    • redirection.io
    • redirect.ing - Fast & secure domain forwarding without managing servers or SSL certificates. Free plan includes 10 hostnames and 100,000 requests per month.
    • redirect.pizza - Easily manage redirects with HTTPS support. The free plan includes 10 sources and 100,000 hits per month.
    • ReqBin
    • Smartcar API - An API for cars to locate, get fuel tank, battery levels, odometer, unlock/lock doors, etc.
    • snappify - Enables developers to create stunning visuals. From beautiful code snippets to fully fletched technical presentations. The free plan includes up to 3 snaps at once with unlimited downloads and 5 AI-powered code explanations per month.
    • Sunrise and Sunset - Get sunrise and sunset times for a given longitude and latitude.
    • superfeedr.com - time PubSubHubbub compliant feeds, export, analytics. Free with less customization
    • SurveyMonkey.com
    • Tiledesk - Create chatbots and conversational apps. Bring them omnichannel: from your website (live chat widget) to WhatsApp. Free plan with unlimited chatbots.
    • Versionfeeds
    • videoinu
    • Tiledesk - Create chatbots and conversational apps. Bring them omnichannel: from your website (live chat widget) to WhatsApp. Free plan with unlimited chatbots.
    • ReqBin

  • CDN and Protection

  • Low-code Platform

    • Basedash - code platform for building internal admin panels and dashboards. Supports SQL databases and REST APIs.
    • BudiBase - source low-code platform for creating internal apps in minutes. Supports PostgreSQL, MySQL, MSSQL, MongoDB, Rest API, Docker, K8s
    • appsmith
    • ToolJet - code framework for building business applications. Connect to databases, cloud storages, GraphQL, API endpoints, Airtable, etc., and build apps using drag-and-drop application builder.
    • ReTool - code platform for building internal applications. Retool is highly hackable. If you can write it with JavaScript and an API, you can make it in Retool. The free tier allows up to five users per month, unlimited apps and API connections.
    • DronaHQ - a low code platform that helps engineering teams and product managers to build internal tools, custom user journeys, digital experiences, automation, custom admin panels, operational apps 10X faster.
    • outsystems.com - premise or cloud, free "personal environment" offering allows for unlimited code and up to 1 GB database
    • Clappia - code platform designed for building business process applications with customizable mobile and web apps. Offers a drag-and-drop interface, features like Offline Support, real-time location tracking and integration with various third-party services.

  • DNS

  • Domain

  • IaaS

    • 4EVERLAND - APIs, interface operations, CLI, and other upload methods, upload and store files from the IPFS and Arweave networks in a safe, convenient, and efficient manner. Registered users can get 6 GB of IPFS storage and 300MB of Arweave storage for free. Any Arweave file uploads smaller than 150 KB are free.
    • backblaze.com - like) object storage for unlimited time
    • filebase.com - S3 Compatible Object Storage Powered by Blockchain. 5 GB free storage for an unlimited duration.
    • Storj
    • Tebi - S3 compatibility object storage.Free 25 GB storage and 250GB outbound transfer.
    • Idrive e2 - S3 compatibility object storage. 10 GB free storage and 10 GB download bandwidth per month.
    • C2 Object Storage - S3 compatibility object storage. 15 GB free storage and 15 GB downloads per month.

  • Managed Data Services

    • Aiven - Aiven offers free PostgreSQL, MySQL and Redis plans on its open-source data platform. Single node, 1 CPU, 1GB RAM, and for PostgreSQL and MySQL, 5GB storage. Easy migration to more extensive plans or across clouds.
    • airtable.com
    • Astra - astra/pricing)
    • codehooks.io - ish queries, key/value lookups, a job system, and a message queue. One instance free per project, 5000 records, 5000 calls/month free, three developers included. No credit-card required.
    • CrateDB - Distributed Open Source SQL database for real-time analytics. [Free Tier CRFREE](https://crate.io/lp-crfree): One-node with 2 CPUs, 2 GiB of memory, 8 GiB of storage. One cluster per organization, no payment method needed.
    • FaunaDB - model access, and daily free tiers up to 100 MB
    • Upstash
    • MongoDB Atlas
    • redsmin.com - time monitoring and administration service for Redis, Monitoring for 1 Redis instance free
    • MemCachier
    • scalingo.com
    • SeaTable - like Database built by the Seafile team. unlimited tables, 2,000 lines, 1-month versioning, up to 25 team members.
    • skyvia.com
    • StackBy - in integrations with your favorite business apps. The free plan includes unlimited users, ten stacks, and a 2GB attachment per stack.
    • Turso by ChiselStrike - Turso is SQLite Developer Experience in an Edge Database. Turso provides a Free Forever starter plan, 8 GB of total storage, Up to 3 databases, Up to 3 locations, 1 billion row reads per month, and Local development support with SQLite.
    • InfluxDB
    • restdb.io - a fast and straightforward NoSQL cloud database service. With restdb.io you get schema, relations, automatic REST API (with MongoDB-like queries), and an efficient multi-user admin UI for working with data. The free plan allows 3 users, 2500 records, and 1 API request per second.
    • cockroachlabs.com - faqs.html#what-are-the-usage-limits-of-cockroachdb-serverless-beta))
    • Dgraph Cloud
    • Tinybird - A serverless managed ClickHouse with connection-less data ingest over HTTP and lets you publish SQL queries as managed HTTP APIs. There is no time limit on free-tier, 10GB storage + 1000 API requests per day.
    • TigerGraph Cloud - like graph query language and a REST API. One free instance with two vCPU, 8GB Memory, and 50GB storage that sleeps after 1 hour of inactivity.
    • TerminusCMS
    • Planetscale - PlanetScale is a MySQL-compatible, serverless database platform powered by Vitess, one database for free with 1 Production branch and 1 Development branch, 5GB storage, 1 Billion rows read/mo per database, and 10 Million rows written/mo per database.
    • YugabyteDB - YugabyteDB is a distributed SQL database compatible with PostgreSQL. The cloud-free tier includes two vCPU, 4GB RAM, and 10GB Disk.
    • filess.io - filess.io is a platform where you can create one database of the following DBMS for free: MySQL, MariaDB, MongoDB, and PostgreSQL.
    • xata.io - Xata is a serverless database with built-in powerful search and analytics. One API, multiple type-safe client libraries, and optimized for your development workflow. The free-forever tier is sufficient for hobby developers which comes with three units of Xata, please refer to the website for unit definition.
    • 8base.com - 8base is a full-stack low-code development platform built for JavaScript developers built on top of MySQL and GraphQL and serverless backend-as-a-service. It allows you to start building web applications quickly using a UI app builder and scale quickly, The Free tier includes rows: 2,500, Storage: 500, Serverless computing: 1Gb/h, and client app users: 5.
    • CrateDB - Distributed Open Source SQL database for real-time analytics. [Free Tier CRFREE](https://crate.io/lp-crfree): One-node with 2 CPUs, 2 GiB of memory, 8 GiB of storage. One cluster per organization, no payment method needed.
    • Neon - available primary branch ( Auto suspend after 5 minutes), 20 hours of Active time per month (total) for non-primary branch compute.
    • redislabs - Free 30MB redis instance
    • TiDB Cloud - source MySQL-compatible distributed HTAP RDBMS. TiDB Serverless provides 5GB of row storage, 5GB of column storage, and 50 million Request Units (RUs) for free each month.

  • Tunneling, WebRTC, Web Socket Servers and Other Routers

    • Pinggy
    • conveyor.cloud
    • Hamachi - like networks to distributed teams with a free plan that allows unlimited networks with up to 5 people
    • Mirna Sockets - Free Socket as a Service Platform that gives you a wss:// URL when deploying your Web Socket Server code and also allows you to monitor its performance.
    • localhost.run
    • ngrok.com
    • Radmin VPN - enabling LAN-like network. Unlimited peers. (Hamachi alternative)
    • segment.com - party services. 100,000 events/month free
    • STUN
    • Tailscale - source WireGuard protocol. Installs on MacOS, iOS, Windows, Linux, and Android devices. Free plan for personal use with 100 devices and three users.
    • webhookrelay.com - out, and proxy all your webhooks to public or internal (i.e. localhost) destinations. Also, expose servers running in a private network over a tunnel by getting a public HTTP endpoint (`https://yoursubdomain.webrelay.io <----> http://localhost:8080`).
    • Hookdeck
    • Xirsys
    • ZeroTier - to-end encrypted networks of 25 clients on the free plan. Clients for desktop/mobile/NA; web interface for configuration of custom routing rules and approval of new client nodes on private networks
    • LocalXpose
    • Traefik-Hub - Publish locally, running services over a tunnel to a public custom URL and secure them with access control. Free for 5 services in one cluster.
    • Expose - Expose local sites via secure tunnels. The free plan includes an EU Server, Random subdomains, and Single users.
    • Metered
    • serveo
    • localtunnel
    • btunnel

  • Design and UI

    • AllTheFreeStock - a curated list of free stock images, audio and videos.
    • Float UI - free web development tool for quickly creating modern, responsive websites with sleek design, even for non-designers.
    • Ant Design Landing Page - Ant Design Landing Page provides a template built by Ant Motion's motion components. It has a rich homepage template, downloads the template code package, and can be used quickly. You can also use the editor to quickly build your own dedicated page.
    • Backlight
    • BoxySVG
    • Carousel Hero - Free online tool to create social media carousels.
    • Circum Icons - Consistent open-source icons such as SVG for React, Vue, and Svelte.
    • clevebrush.com
    • cloudconvert.com
    • CodeMyUI - Handpicked collection of Web Design & UI Inspiration with Code Snippets.
    • ColorKit - Create color palettes online or get inspiration from top palettes.
    • coolors - Color palette generator. Free.
    • css-gradient.com - Free tool to quickly generate custom cross-browser CSS gradients. In RGB and HEX format.
    • easyvectors.com
    • figma.com
    • framer.com - Framer helps you iterate and animate interface ideas for your next app, website, or product—starting with powerful layouts. For anyone validating Framer as a professional prototyping tool: unlimited viewers, up to 2 editors, and up to 3 projects.
    • freeforcommercialuse.net - free model/property release stock photos
    • Gradientos - Makes choosing a gradient fast and easy.
    • Icon Horse
    • Iconoir - source icons library with thousands of icons, supporting React, React Native, Flutter, Vue, Figma, and Framer.
    • Icons8
    • Invision App - UI design and prototyping tool. Desktop and web apps are available. Free to use with one active prototype.
    • Quant Ux - Quant Ux is a prototyping and design tool. - It's completely free and also open source.
    • lensdump.com - Free cloud image hosting.
    • Lorem Picsum - A Free tool, easy to use, stylish placeholders. After our URL, add your desired image size (width & height), and you'll get a random image.
    • LottieFiles - The world’s largest online platform for the world’s most miniature animation format for designers, developers, and more. Access Lottie animation tools and plugins for Android, iOS, and Web.
    • MagicPattern
    • marvelapp.com
    • Mindmup.com
    • Mockplus iDoc - Mockplus iDoc is a powerful design collaboration & handoff tool. Free Plan includes three users and five projects with all features available.
    • mockupmark.com - shirt and clothing mockups for social media and E-commerce, 40 free mockups.
    • Octopus.do
    • DaisyUI - - Free. "Use Tailwind CSS but write fewer class names" offers components like buttons.
    • Scrollbar.app - - Simple free web app for designing custom scrollbars for the web.
    • Penpot - Web-based, open-source design and prototyping tool. Supports SVG. Completely free.
    • pexels.com - Free stock photos for commercial use. Has a free API that allows you to search photos by keywords.
    • photopea.com
    • pixlr.com
    • Plasmic - A fast, easy-to-use, robust web design tool and page builder that integrates into your codebase. Build responsive pages or complex components; optionally extend with code; and publish to production sites and apps.
    • Pravatar - Generate a random/placeholder fake avatar whose URL can be directly hot-linked in your web/app.
    • Proto.io - Create fully interactive UI prototypes without coding. The free tier is available when the free trial ends. The free tier includes one user, one project, five prototypes, 100MB of online storage, and a preview of the proto.io app.
    • resizeappicon.com
    • Rive
    • storyset.com
    • tabler-icons.io - and-paste SVG editable icons.
    • UI Avatars - Generate avatars with initials from names. The URLs can be directly hot-linked in your web/app. Support config parameters via the URL.
    • unDraw - A constantly updated collection of beautiful SVG images that you can use completely free without attribution.
    • unsplash.com - Free stock photos for commercial and noncommercial purposes (do-whatever-you-want license).
    • vectr.com
    • walkme.com - thru up to 5 steps/walk.
    • Webflow - WYSIWYG website builder with animations and website hosting. Free for two projects.
    • Updrafts.app - WYSIWYG website builder for tailwindcss-based designs. Free for non-commercial usage.
    • whimsical.com - Collaborative flowcharts, wireframes, sticky notes and mind maps. Create up to 4 free boards.
    • Zeplin
    • Pixelixe
    • Responsively App - A free dev tool for faster and more precise responsive web application development.
    • SceneLab - Online mockup graphics editor with an ever-expanding collection of free design templates
    • xLayers - Preview and convert Sketch design files into Angular, React, Vue, LitElement, Stencil, Xamarin, and more (free and open source at https://github.com/xlayers/xlayers)
    • Grapedrop - optimized web page builder based on GrapesJS Framework. Free for the first five pages, unlimited custom domains, all features, and simple usage.
    • Mastershot - Completely free browser-based video editor. No watermark, up to 1080p export options.
    • Unicorn Platform - Effortless landing page builder with hosting. One website for free.
    • react-favicon.com - Generate Favicons for your website using React and JSX using any font and icon library.
    • SVGmix.com - Massive repository of 300K+ of free SVG icons, collections, and brand logos. It has a simple vector editing program right in the browser for quick file editing.
    • svgrepo.com - Explore, search, and find the best-fitting icons or vectors for your projects using various vector libraries. Download free SVG Vectors for commercial use.
    • haikei.app - Haikei is a web app to generate unique SVG shapes, backgrounds, and patterns – ready to use with your design tools and workflow.
    • Canva - Free online design tool to create visual content.
    • Superdesigner - A collection of free design tools to create unique backgrounds, patterns, shapes, images, and more with just a few clicks.
    • TeleportHQ - Low-code Front-end Design & Development Platform. TeleportHQ is the collaborative front-end platform to instantly create and publish headless static websites. Three free projects, unlimited collaborators, and free code export.
    • vector.express
    • Vertopal - Vertopal is a free online platform for converting files to various formats. Including developer converters like JPG to SVG, GIF to APNG, PNG to WEBP, JSON to XML, etc.
    • okso.app - Minimalistic online drawing app. Allows to create fast sketches and visual notes. Exports sketches to PNG, JPG, SVG, and WEBP. Also installable as PWA. Free to use for everyone (no registration is needed).
    • Wdrfree SVG - Black and White Free SVG Cut files.
    • Lucide - Free customizable and consistent SVG icon toolkit.
    • MDBootstrap - Free for personal & commercial use Bootstrap, Angular, React, and Vue UI Kits with over 700 components, stunning templates, 1-min installation, extensive tutorials & colossal community.
    • TW Elements - Free Bootstrap components recreated with Tailwind CSS, but with better design and more functionalities.
    • css.glass - - Free web app for creating glassmorphic designs using CSS.
    • hypercolor.dev - - A curated collection of Tailwind CSS color gradients also provides a variety of generators to create your own.
    • iconify.design - - A collection of over 100 icon packs with a unified interface. Allows you to search for icons across packs and export individual icons as SVGs or for popular web frameworks.
    • NextUI - - Free. Beautiful, fast, and modern React & Next.js UI library.
    • Glyphs - - Free, The Mightiest Icons on the Web, Fully editable & truly open source design system.
    • ShadcnUI - - Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.
    • HyperUI - - Free Open Source Tailwind CSS Components.
    • Calendar Icons Generator - - Generate an entire year's worth of unique icons in a single click, absolutely FREE
    • Image BG Blurer - - Generate a blurred background frame for an image, using that image source as the background blur, for Notion, Trello, Jira, and more tools
    • Webstudio - - Open-source alternative to Webflow. The free plan offers unlimited websites on their domain. Five websites with custom domains. Ten thousand page views/month. 2 GB asset storage.
    • Gradientos - Makes choosing a gradient fast and easy.
    • Penpot - Web-based, open-source design and prototyping tool. Supports SVG. Completely free.
    • Pencil - Open source design tool using Electron.
    • Nappy - - Beautiful photos of Black and Brown people, for free. For commercial and personal use.
    • Branition - Hand-curated color pallets best fitted for brands.
    • movingpencils.com - based vector editor. Completely free.
    • Logo.dev - Company logo API with 44M+ brands that's as easy as calling a URL. First 10,000 API calls are free.

  • Package Build System

  • Other Free Resources

    • Buttons Generator
    • WrapPixel
    • Utils.fun
    • Buff.tools - An all-in-one digital toolbox featuring Web, SEO, AI, Domain Management, unit conversion, calculators, and Image Manipulation Tools.
    • ElevateAI - Get up to 200 hours of audio transcription for free every month.
    • get.localhost.direct - domain support
    • Framacloud - profit [Framasoft](https://framasoft.org/en/).
    • github.com — FOSS for Dev
    • GitHub Education
    • Markdown Tools - Tools for converting HTML, CSVs, PDFs, JSON, and Excel files to and from Markdown
    • Microsoft 365 Developer Program - day [Microsoft 365 E5 Subscription](https://www.microsoft.com/microsoft-365/enterprise/e5) (Windows excluded) which is renewable. It is renewed if you're active in development(measured using telemetry data & algorithms).
    • RedHat for Developers - books are also offered for reference.
    • smsreceivefree.com
    • sandbox.httpsms.com
    • SimpleBackups.com
    • SnapShooter
    • Themeselection - to-use Free Admin Dashboard Template,
    • Web.Dev
    • SmallDev.tools
    • UseCSV by Layercode
    • Free Code Tools
    • regex101
    • Kody Tools
    • AdminMart - Quality Free and Premium Admin Dashboard and Website Templates created with Angular, Bootstrap, React, VueJs, NextJS, and NuxtJS!
    • Glob tester
    • OpenUtils - There are various free tools available for developers, such as HTML/CSS/JavaScript formatters, minifiers, converters, encoders/decoder,s and many others.
    • SimpleRestore - Hassle-free MySQL backup restoration. Restore MySQL backups to any remote database without code or a server.
    • 360Converter - Free tier useful website to convert: Video to Text && Audio to Text && Speech to Text && Real-time Audio to Text && YouTube Video to Text && add Video Subtitle. Maybe it will be helpful in a short video conversion or in a short youtube tutorial:)
    • Pyrexp - based regex tester and visualizer for debugging regular expressions.
    • QRCodeBest - Create custom QR codes with 13 templates, full privacy, and personal branding. Features tracking pixels, project categorization, and unlimited team seats on QRCode.Best.
    • Framacloud - profit [Framasoft](https://framasoft.org/en/).
    • Wikimint Developer - Always free tools for web developers that includes CSS minify unminify, image optimizer, image resizer, case convertor, CSS validator, JavaScript compiler, HTML editor, etc.
    • OneVM - KVM VPS, 1 GB RAM, 1 vCore, 15 GB storage, 10 ports + 1 SSH port, 350 mbps ethernet, free 20 hours/day.
    • PostPulse - Boost your online presence, enhance your SEO and site ranking with monthly AI-crafted posts to SEO-optimized domains The free Plan allows you to manually publish one Post on our site every month.

  • Data Visualization on Maps

  • Commenting Platforms

    • Disqus - Disqus is a networked community platform used by hundreds of thousands of sites all over the web.
    • GraphComment - GraphComment is a comments platform that helps you build an active community from the website’s audience.
    • Utterances - A lightweight comments widget built on GitHub issues. Use GitHub issues for blog comments, wiki pages, and more!
    • Remarkbox - Open source hosted comments platform, pay what you can for "One moderator on a few domains with complete control over behavior & appearance"
    • IntenseDebate - A feature-rich comment system for WordPress, Tumblr, Blogger, and many other website platforms.

  • Visitor Session Recording

  • International Mobile Number Verification API and SDK

  • Payment and Billing Integration

    • Glassfy - app subscriptions infrastructure, real-time subscription events and out-of-the-box monetization tools on iOS, Android, Stripe and Paddle. Free up to $10k monthly revenue.
    • Adapty.io - stop solution with open-source SDK for mobile in-app subscription integration to iOS, Android, React Native, Flutter, Unity, or web app. Free up to $10k monthly revenue.
    • CurrencyFreaks
    • CoinGecko
    • CurrencyApi
    • currencylayer
    • currencystack.io - ready real-time exchange rates for 154 currencies.
    • exchangerate-api.com - An easy-to-use currency conversion JSON API. A free tier with no request limit.
    • FraudLabsPRO
    • FxRatesAPI - time and historical exchange rates. The free tier requires attribution.
    • MailPopin - Get the most of your Stripe notifications with contextualized information.
    • Moesif API Monetization - Generate revenue from APIs via usage-based billing. Connect to Stripe, Chargebee, etc. The free tier offers 30,000 events/month.
    • Nami ML - Complete platform for in-app purchases and subscriptions on iOS and Android, including no-code paywalls, CRM, and analytics. Free for all base features to run an IAP business.
    • RevenueCat - app purchases and subscriptions (iOS and Android). Free up to $2.5k/mo in tracked revenue.
    • vatlayer
    • Freecurrencyapi.net
    • Qonversion - All-in-one cross-platform subscription management platform offering analytics, A/B testing, Apple Search Ads, remote configs, and growth tools for optimizing in-app purchases and monetization. Compatible with iOS, Android, React Native, Flutter, Unity, Cordova, Stripe, and web. Free up to $10k in monthly tracked revenue.

  • Dev Blogging Sites

    • BearBlog - Minimalist, Markdown-powered blog and website builder.
    • Dev.to - Where programmers share ideas and help each other grow.
    • Hashnode - free Blogging Software for Developers!.
    • Medium
    • AyeDot - format Miniblogs.

  • Screenshot APIs

    • FlutLab - FlutLab is a modern Flutter online IDE and the best place to create, debug, and build cross-platform projects. Build iOS (Without a Mac) and Android apps with Flutter.
    • CodeMagic - Codemagic is a fully hosted and managed CI/CD for mobile apps. You can build, test, and deploy with a GUI-based CI/CD tool. The free tier offers 500 free minutes/month and a Mac Mini instance with 2.3 GHz and 8 GB of RAM.

  • Browser-based hardware emulation written in Javascript

  • Privacy Management

    • Bearer - Helps implement privacy by design via audits and continuous workflows so that organizations comply with GDPR and other regulations. The free tier is limited to smaller teams and the SaaS version only.
    • Osano - Consent management and compliance platform with everything from GDPR representation to cookie banners. The free tier offers basic features.
    • Iubenda - Privacy and cookie policies and consent management. The free tier offers limited privacy and cookie policy as well as cookie banners.
    • Cookiefirst - Cookie banners, auditing, and multi-language consent management solution. The free tier offers a one-time scan and a single banner.
    • Ketch - Consent management and privacy framework tool. The free tier offers most features with a limited visitor count.
    • Iubenda - Privacy and cookie policies and consent management. The free tier offers limited privacy and cookie policy as well as cookie banners.
    • Concord - Full data privacy platform, including consent management, privacy request handling (DSARs), and data mapping. Free tier includes core consent management features and they also provide a more advanced plan for free to verified open source projects.

  • Remote Desktop Tools

  • Generative AI

    • Findr - Universal search that lets you search all your apps, at once. Search assistant that lets you answer questions using your information. Free plan offers unlimited unified search and 5 co daily co pilot queries.
    • Portkey - Control panel for Gen AI apps featuring an observability suite & an AI gateway. Send & log up to 10,000 requests for free every month.
    • OpenPipe - Fully managed fine-tuning for developers. Free plan lets you fine-tune one model with upto 2,000 rows per dataset.
    • Braintrust - Evals, prompt playground, and data management for Gen AI. Free plan gives upto 1,000 private eval rows/week.
    • ReportGPT - AI Powered Writing Assistant. The entire platform is free as long as you bring your own API key.
    • Clair - Clinical AI Reference. Students have free access to the professional tool suite, which includes Open Search, Clinical Summary, Med Review, Drug Interactions, ICD-10 Codes, and Stewardship. Additionally, a free trial for the professional suite is available.
Programming Languages
JavaScript 2 SCSS 1 Python 1
Categories
APIs, Data, and ML 196 Tools for Teams and Collaboration 97 Email 97 Design and UI 92 Issue Tracking and Project Management 77 Analytics, Events and Statistics 67 Monitoring 65 Major Cloud Providers 64 Security and PKI 55 IDE and Code Editing 50 Storage and Media Processing 45 Forms 42 Miscellaneous 42 Testing 40 Code Quality 38 Web Hosting 35 Other Free Resources 34 BaaS 33 Managed Data Services 31 CI and CD 31 PaaS 29 Authentication, Authorization, and User Management 29 Source Code Repos 27 Data Visualization on Maps 23 DNS 22 Tunneling, WebRTC, Web Socket Servers and Other Routers 21 CDN and Protection 20 Translation Management 19 Messaging and Streaming 19 CMS 19 Payment and Billing Integration 17 Crash and Exception Handling 15 Log Management 14 Game Development 13 Design Inspiration 13 Visitor Session Recording 13 Artifact Repos 12 Font 12 Screenshot APIs 11 Code Generation 8 Low-code Platform 8 Search 8 Management System 7 Privacy Management 7 IaaS 7 Generative AI 6 Cloud management solutions 6 Docker Related 6 Mobile App Distribution and Feedback 6 Code Search and Browsing 5 Commenting Platforms 5 Dev Blogging Sites 5 Feature Toggles Management Platforms 5 Remote Desktop Tools 4 Domain 3 Package Build System 3 Education and Career Development 3 Browser-based hardware emulation written in Javascript 3 Vagrant Related 2 Flutter Related and Building IOS Apps without Mac 2 International Mobile Number Verification API and SDK 2
Sub Categories
Keywords
wireframe 1 ui-design 1 sketching 1 prototyping 1 pencil 1 nodejs 1 mockup 1 javascript 1 electron 1 drawing 1 parsing 1 hashing 1 encryption 1 encoding 1 data-manipulation 1 data-analysis 1 compression 1 software 1 resources 1 public-apis 1 public-api 1 public 1 open-source 1 lists 1 list 1 free 1 development 1 dataset 1 apis 1 api 1