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An open API service indexing awesome lists of open source software.

Hacktoberfest

Hacktoberfest is a month-long celebration of open source projects, their maintainers, and the entire community of contributors. Each October, open source maintainers give new contributors extra attention as they guide developers through their first pull requests on GitHub.

By programming language

JavaScript • Python • Java

https://github.com/roc-lang/roc

A fast, friendly, functional language.

functional-language functional-programming hacktoberfest language roc-lang

Last synced: 23 Apr 2025

https://github.com/xataio/pgroll

PostgreSQL zero-downtime migrations made easy

golang hacktoberfest migrations postgres postgresql schema zero-downtime

Last synced: 05 Jan 2026

https://github.com/line/armeria

Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.

gateway grpc grpc-client grpc-server hacktoberfest http http-client http-server http2 micro-framework microservices netty rpc rpc-client rpc-framework rpc-library rpc-server thrift thrift-client thrift-server

Last synced: 30 Dec 2025

https://github.com/dunglas/mercure

🪽 An open, easy, fast, reliable and battery-efficient solution for real-time communications

api async-api golang graphql hacktoberfest hypermedia mercure push realtime realtime-api server-sent-events streaming-api subscriptions web-api websocket

Last synced: 16 Jan 2026

https://github.com/ccostan/home-assistantconfig

:house: Home Assistant configuration & Documentation for my Smart House. Write-ups, videos, part lists, and links throughout. Be sure to :star: it. Updated FREQUENTLY!

alexa amazon automation hacktoberfest home-assistant home-assistant-config home-automation homeassistant homeassistant-config homeautomation hue iot led-controller lovelace nest raspberry-pi smart-home smarthome youtube youtube-videos

Last synced: 13 May 2025

https://github.com/wp-cli/wp-cli

⚙️ WP-CLI framework

cli framework hacktoberfest php wordpress wp-cli

Last synced: 12 May 2025

https://github.com/pypa/virtualenv

Virtual Python Environment builder

cython hacktoberfest jython library pypa pypy pypy3 python virtualenv

Last synced: 25 Feb 2026

https://github.com/diggerhq/digger

Digger is an open source IaC orchestration tool. Digger allows you to run IaC in your existing CI pipeline ⚡️

github-actions hacktoberfest infrastructure-as-code tacos terraform terraform-aws terraform-gcp terraform-github-actions terraformcloud

Last synced: 05 May 2026

hhttps://github.com/azure/azure-sdk-for-python

This repository is for active development of the Azure SDK for Python. For consumers of the SDK we recommend visiting our public developer docs at https://learn.microsoft.com/python/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-python.

azure azure-sdk hacktoberfest python

Last synced: 11 May 2025

https://github.com/TalAter/UpUp

✈️ Easily create sites that work offline as well as online

hacktoberfest offline offline-first progressive-web-app pwa service-worker

Last synced: 16 Mar 2025

https://github.com/talater/upup

✈️ Easily create sites that work offline as well as online

hacktoberfest offline offline-first progressive-web-app pwa service-worker

Last synced: 14 May 2025

https://github.com/GeyserMC/Geyser

A bridge/proxy allowing you to connect to Minecraft: Java Edition servers with Minecraft: Bedrock Edition.

bedrock bedrock-edition bedrock-to-java bungee fabric geyser geysermc hacktoberfest java java-edition minecraft minecraft-bedrock-edition packet pe protocol proxy spigot translator velocity

Last synced: 14 Mar 2025

https://github.com/Dolibarr/dolibarr

Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.

accounting agenda crm erp hacktoberfest human-resource-managment invoice invoices invoicing mysql orders php postgresql proposal purchase quotations sales stock stocks suppliers

Last synced: 14 Mar 2025

https://github.com/greenshot/greenshot

Greenshot for Windows - for more information look here:

hacktoberfest hacktoberfest2021

Last synced: 01 Apr 2026

https://github.com/catfan/medoo

The lightweight PHP database framework to accelerate the development.

composer database hacktoberfest medoo mssql mysql php php-database-framework php-framework php-frameworks sqlite

Last synced: 13 May 2025

https://github.com/akkadotnet/akka.net

Canonical actor model implementation for .NET with local + distributed actors in C# and F#.

actor actor-model akka c-sharp cluster concurrency distributed-programming dotnet hacktoberfest reactive

Last synced: 11 Dec 2025

https://github.com/mono/skiasharp

SkiaSharp is a cross-platform 2D graphics API for .NET platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.

android cross-platform dot-net dotnet graphics hacktoberfest ios macos skia skiasharp windows xamarin

Last synced: 13 May 2025

https://github.com/lxc/lxc

LXC - Linux Containers

c containers hacktoberfest lxc

Last synced: 30 Apr 2026

https://github.com/aquasecurity/kube-hunter

Hunt for security weaknesses in Kubernetes clusters

hacktoberfest kubernetes-clusters vulnerabilities

Last synced: 13 May 2025

https://github.com/Azure/azure-sdk-for-python

This repository is for active development of the Azure SDK for Python. For consumers of the SDK we recommend visiting our public developer docs at https://learn.microsoft.com/python/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-python.

azure azure-sdk hacktoberfest python

Last synced: 29 Mar 2025

https://github.com/yiisoft/yii

Yii PHP Framework 1.1.x

hacktoberfest php php-framework yii1

Last synced: 09 Sep 2025

https://github.com/learntocloud/learn-to-cloud

Learn the fundamentals of cloud computing

aws azure cloud devops hacktoberfest learning python

Last synced: 13 May 2025

https://github.com/catfan/Medoo

The lightweight PHP database framework to accelerate the development.

composer database hacktoberfest medoo mssql mysql php php-database-framework php-framework php-frameworks sqlite

Last synced: 14 Mar 2025

https://github.com/umbraco/umbraco-cms

Umbraco is a free and open source .NET content management system helping you deliver delightful digital experiences.

asp-net-core cms csharp dotnet-core hacktoberfest umbraco umbraco-cms

Last synced: 12 Feb 2026

https://github.com/Jays2Kings/tachiyomiJ2K

Free and open source manga reader for Android

android fork hacktoberfest kotlin manga

Last synced: 30 Mar 2025

https://github.com/CCOSTAN/Home-AssistantConfig

:house: Home Assistant configuration & Documentation for my Smart House. Write-ups, videos, part lists, and links throughout. Be sure to :star: it. Updated FREQUENTLY!

alexa amazon automation hacktoberfest home-assistant home-assistant-config home-automation homeassistant homeassistant-config homeautomation hue iot led-controller lovelace nest raspberry-pi smart-home smarthome youtube youtube-videos

Last synced: 29 Mar 2025

https://github.com/jays2kings/tachiyomij2k

Free and open source manga reader for Android

android fork hacktoberfest kotlin manga

Last synced: 07 Oct 2025

https://github.com/corcel/corcel

Use WordPress backend with Laravel or any PHP application

corcel eloquent hacktoberfest laravel mvc php shortcode taxonomies wordpress

Last synced: 18 Dec 2025

https://github.com/Slackadays/Clipboard

😎🏖️🐬 Your new, 𝙧𝙞𝙙𝙤𝙣𝙠𝙪𝙡𝙞𝙘𝙞𝙤𝙪𝙨𝙡𝙮 smart clipboard manager

bash cli clipboard clipboard-manager cmd collaborate command-line console cpp cross-platform hacktoberfest learn library linux macos productivity shell terminal windows

Last synced: 14 Mar 2025

https://github.com/mono/SkiaSharp

SkiaSharp is a cross-platform 2D graphics API for .NET platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.

android cross-platform dot-net dotnet graphics hacktoberfest ios macos skia skiasharp windows xamarin

Last synced: 14 Mar 2025

https://github.com/piitaya/lovelace-mushroom

Build a beautiful Home Assistant dashboard easily

card hacktoberfest hacs home-assistant lovelace mushroom

Last synced: 27 Feb 2026

https://github.com/Kaustubh-Natuskar/moreThanFAANGM

This repository contains opportunities for you to apply to more than 400 product base companies(NOT JUST FAANGM) & good start-ups.

appliances ecommerce edtech electronics engineering faang fintech hacktoberfest hacktoberfest-2024 it jobs non-tech notjustfaang notjusttech opportunities sde semiconductor

Last synced: 26 Mar 2025

https://github.com/glpi-project/glpi

GLPI is a Free Asset and IT Management Software package, Data center management, ITIL Service Desk, licenses tracking and software auditing.

asset-manager assets-management cmdb data-center dcim glpi hacktoberfest helpdesk impact-analysis inventory itam itil itsm license-management ticketing

Last synced: 28 Jan 2026

https://github.com/giggsey/libphonenumber-for-php

PHP version of Google's phone number handling library

hacktoberfest libphonenumber phone-number php

Last synced: 26 Feb 2026

https://github.com/kaustubh-natuskar/morethanfaangm

This repository contains opportunities for you to apply to more than 400 product base companies(NOT JUST FAANGM) & good start-ups.

appliances ecommerce edtech electronics engineering faang fintech hacktoberfest hacktoberfest-2024 it jobs non-tech notjustfaang notjusttech opportunities sde semiconductor

Last synced: 28 Jan 2026

https://github.com/cookiecutter-flask/cookiecutter-flask

A flask template with Bootstrap, asset bundling+minification with webpack, starter templates, and registration/authentication. For use with cookiecutter.

bootstrap cookiecutter cookiecutter-flask flask hacktoberfest python webpack

Last synced: 17 Dec 2025

https://github.com/knative/docs

User documentation for Knative components.

documentation faas hacktoberfest istio knative kubernetes paas serverless

Last synced: 14 May 2025

https://github.com/prowlarr/prowlarr

Prowlarr is an indexer manager/proxy built on the popular *arr .net/reactjs base stack to integrate with your various PVR apps, supporting management of both Torrent Trackers and Usenet Indexers.

hacktoberfest indexer nzb radarr sonarr torrent

Last synced: 25 Apr 2025

https://github.com/s3tools/s3cmd

Official s3cmd repo -- Command line tool for managing S3 compatible storage services (including Amazon S3 and CloudFront).

backup cli hacktoberfest python s3 s3cmd storage-service

Last synced: 12 May 2025

https://github.com/ovh/cds

Enterprise-Grade Continuous Delivery & DevOps Automation Open Source Platform

automation continuous-delivery continuous-deployment continuous-integration devops devops-workflow golang hacktoberfest

Last synced: 14 May 2025

https://github.com/litmuschaos/litmus

Litmus helps SREs and developers practice chaos engineering in a Cloud-native way. Chaos experiments are published at the ChaosHub (https://hub.litmuschaos.io). Community notes is at https://hackmd.io/a4Zu_sH4TZGeih-xCimi3Q

chaos-engineering chaos-experiments chaos-testing chaoshub cloud-native cncf devops fault-injection fault-simulation golang google-summer-of-code hacktoberfest k8s kubernetes lfx litmuschaos operator-sdk reliability-engineering resilience-testing site-reliability-engineering

Last synced: 23 Oct 2025

https://github.com/lxc/incus

Powerful system container and virtual machine manager

cloud containers hacktoberfest virtual-machines

Last synced: 02 May 2026

https://github.com/preactjs/preact-cli

😺 Your next Preact PWA starts in 30 seconds.

cli hacktoberfest http2 preact prpl pwa starter-kit

Last synced: 13 May 2025

https://github.com/swimlane/ngx-datatable

✨ A feature-rich yet lightweight data-table crafted for Angular

angular angular-components angular2 angular4 datagrid datatable grid hacktoberfest table typescript

Last synced: 11 Jun 2026

https://github.com/pytorch/ignite

High-level library to help with training and evaluating neural networks in PyTorch flexibly and transparently.

closember deep-learning hacktoberfest machine-learning metrics neural-network python pytorch

Last synced: 13 May 2025

https://github.com/grpc/grpc-node

gRPC for Node.js

grpc hacktoberfest

Last synced: 13 May 2025

https://github.com/amber-lang/amber

💎 Amber the programming language compiled to Bash

bash bash-scripting compilers hacktoberfest

Last synced: 02 Apr 2026

https://github.com/schollz/progressbar

A really basic thread-safe progress bar for Golang applications

command-line go golang hacktoberfest library progress-bar progressbar terminal

Last synced: 14 Jan 2026

https://github.com/lostdesign/webgems

A curated list of resources for devs and designers. Join me on devcord.com if you are up for a chit chat :)

bookmark hacktoberfest learn learn-to-code nuxt resources

Last synced: 30 Sep 2025

https://github.com/jenkins-x/jx

Jenkins X provides automated CI+CD for Kubernetes with Preview Environments on Pull Requests using Cloud Native pipelines from Tekton

accelerator cicd continuous-delivery continuous-integration devops environments gitops golang hacktoberfest kubernetes openshift pipeline tekton

Last synced: 13 Apr 2026

https://github.com/orchidsoftware/platform

Orchid is a @laravel package that allows for rapid application development of back-office applications, admin/user panels, and dashboards.

admin dashboard extranet hacktoberfest laravel laravel-admin laravel-admin-panel platform

Last synced: 13 May 2025

https://github.com/stleary/json-java

A reference implementation of a JSON package in Java.

hackoberfest2023 hacktoberfest java json public-domain

Last synced: 11 Mar 2026

https://github.com/sodiray/radash

Functional utility library - modern, simple, typed, powerful

functions hacktoberfest javascript javascript-library typescript

Last synced: 14 May 2025

https://github.com/asyncapi/spec

The AsyncAPI specification allows you to create machine-readable definitions of your asynchronous APIs.

amqp asyncapi hacktoberfest kafka mqtt reactive specification stomp websockets

Last synced: 14 May 2025

https://github.com/stleary/JSON-java

A reference implementation of a JSON package in Java.

hackoberfest2023 hacktoberfest java json public-domain

Last synced: 14 Apr 2025

https://github.com/blitz-js/superjson

Safely serialize JavaScript expressions to a superset of JSON, which includes Dates, BigInts, and more.

blitzjs hacktoberfest javascript json superjson

Last synced: 09 Apr 2025

https://github.com/nunomaduro/collision

💥 Collision is a beautiful error reporting tool for command-line applications

cli collision console errors exceptions hacktoberfest laravel php

Last synced: 12 May 2025

https://ovh.github.io/cds/

Enterprise-Grade Continuous Delivery & DevOps Automation Open Source Platform

automation continuous-delivery continuous-deployment continuous-integration devops devops-workflow golang hacktoberfest

Last synced: 14 Mar 2025

https://github.com/agenda-tech-brasil/agenda-tech-brasil

Lista de eventos tech que acontecem no Brasil

community devrel eventsourcing hacktoberfest

Last synced: 20 Oct 2025

https://github.com/WeblateOrg/weblate

Web based localization tool with tight version control integration.

continuous-localization crowdsourcing django gettext hacktoberfest i18n internationalization l10n localization python translation

Last synced: 14 Mar 2025

https://github.com/dotnet/winforms

Windows Forms is a .NET UI framework for building Windows desktop applications.

desktop hacktoberfest help-wanted windows-forms winforms

Last synced: 10 Feb 2026

https://github.com/kotest/kotest

Powerful, elegant and flexible test framework for Kotlin with assertions, property testing and data driven tests.

assertions hacktoberfest kotlin matchers property-testing test testing testing-tools

Last synced: 08 Mar 2026

https://github.com/JoshClose/CsvHelper

Library to help reading and writing CSV files

hacktoberfest

Last synced: 16 Mar 2025

https://github.com/dragonmantank/cron-expression

CRON for PHP: Calculate the next or previous run date and determine if a CRON expression is due

hacktoberfest

Last synced: 05 Oct 2025

https://github.com/Leantime/leantime

Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind.

agile asana calendar clickup gantt hacktoberfest jira kanban lean leantime notion php project-management projects retrospective scrum sql strategy timesheets trello

Last synced: 14 Mar 2025

https://github.com/stoplightio/prism

Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.

api-testing cli hacktoberfest http-proxy mock-server mocking oas openapi openapi3 postman-collection prism swagger

Last synced: 12 May 2025

https://github.com/intellij-rust/intellij-rust

Rust plugin for the IntelliJ Platform

clion hacktoberfest intellij rust

Last synced: 11 Apr 2025

https://github.com/Microsoft/QuantumKatas

Tutorials and programming exercises for learning Q# and quantum computing

coding-kata hacktoberfest qsharp quantum-computing quantum-programming tutorial-exercises tutorials

Last synced: 13 May 2025

Hacktoberfest Awesome Lists
awesome-go 2,974 Free-Certifications 199 awesome-datascience 940 ciencia-da-computacao 68 awesome-zsh-plugins 2,659 magictools 405 static-analysis 713 Mind-Expanding-Books 478 awesome-guidelines 165 awesome-hacker-search-engines 564 public-apis 1,602 awesome-uses 883 awesome-go-storage 132 WebHackersWeapons 431 awesome-iot 211 Awesome-Text2SQL 281 awesome-minimalist 184 awesome-ethical-hacking-resources 85 awesome-repos 95 awesome-macos 885 awesome-nodejs-security 219 awesome-clojure 338 awesome-software-architecture 60 awesome-android-kotlin-apps 145 awesome-htmx 196 awesome-startup 108 awesome-wagtail 255 DevSecOps 48 awesome-android-learning-resources 381 awesome-resources 698 awesome-ansible 98 awesome-prometheus 99 awesome-devsecops 155 awesome-sdn 126 awesome-neuroscience 64 awesome-icons 77 awesome-jetpack-compose-learning-resources 141 awesome-plotters 296 awesome-hacker-news 149 awesome-vulnerable 157 dev-resources 2,122 awesome-flake8-extensions 147 awesome-micro-frontends 174 awesome-flexbox 127 awesome-startpage 70 awesome-censys-queries 96 awesome-learning 1,255 awesome-pixel-art 49 Awesome-Android-Open-Source-Projects 190 awesome-microbit 571
Hacktoberfest Categories
Index 3,322 Uncategorized 2,829 Plugins 2,329 Themes 2,184 Packages 1,620 Please read [Contribution Guide](https://github.com/wesbos/awesome-uses/blob/master/contribution-guide.md) before submitting a PR. 1,470 Don't forget to give a :star: to make the project popular 1,419 Utilities 897 Posts 817 Programming Languages 779 Software Packages 766 Database 752 Miscellaneous 742 Resources 737 Articles 711 Applications 617 Tools 590 The Data Science Toolbox 588 Table of Contents 566 Third-party APIs 520