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

GitHub: https://github.com/topics/hacktoberfest
Created by: DigitalOcean and GitHub
Released: October 2014
Aliases: hacktoberfest-contributions, hacktoberfest-repo, hacktoberfest-contribute, hacktoberfest-participants, hacktoberfest-challenge, hacktoberfest-topic, hacktoberfest-project, hacktoberfest-maintainer,
Last updated: 2026-06-23 00:14:32 UTC
JSON Representation

https://github.com/mrkai77/loop

Window management made elegant.

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Last synced: 26 Jan 2026

https://github.com/getsentry/sentry-javascript

Official Sentry SDKs for JavaScript

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Last synced: 09 Sep 2025

https://github.com/dr5hn/countries-states-cities-database

🌍 Discover our global repository of countries, states, and cities! 🏙️ Get comprehensive data in JSON, SQL, PSQL, SQLSERVER, MONGODB, SQLITE, XML, YAML, and CSV formats. Access ISO2, ISO3 codes, country code, capital, native language, timezones (for countries), and more. #countries #states #cities

api cities countries countries-states-cities country country-state-city csv geographical-data hacktoberfest json mysql psql region regions sql state states world-regions xml yaml

Last synced: 10 May 2025

https://github.com/runatlantis/atlantis

Terraform Pull Request Automation

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Last synced: 21 Apr 2026

https://github.com/Hacker0x01/react-datepicker

A simple and reusable datepicker component for React

date-fns datepicker-component hacktoberfest javascript moment picker react

Last synced: 14 Mar 2025

https://github.com/sylius/sylius

Open Source eCommerce Framework on Symfony

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Last synced: 10 Apr 2026

https://github.com/testcontainers/testcontainers-java

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

docker docker-compose hacktoberfest integration-testing java junit jvm test-automation testing

Last synced: 29 Nov 2025

https://github.com/DylanVann/react-native-fast-image

🚩 FastImage, performant React Native image component.

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Last synced: 04 Aug 2025

https://github.com/ngrx/platform

Reactive State for Angular

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Last synced: 12 May 2025

https://github.com/tsparticles/tsparticles

tsParticles - Easily create highly customizable JavaScript particles effects, confetti explosions and fireworks animations and use them as animated backgrounds for your website. Ready to use components available for React.js, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Inferno, Solid, Riot and Web Components.

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Last synced: 12 May 2025

https://github.com/droidrun/mobilerun

Automate your mobile devices with natural language commands - an LLM agnostic mobile Agent 🤖

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Last synced: 22 Apr 2026

https://github.com/seaql/sea-orm

🐚 An async & dynamic ORM for Rust

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Last synced: 09 Sep 2025

https://github.com/roadrunner-server/roadrunner

🤯 High-performance PHP application server, process manager written in Go and powered with plugins

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Last synced: 19 Feb 2026

https://github.com/LMMS/lmms

Cross-platform music production software

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Last synced: 16 Mar 2025

https://github.com/php-fig/simple-cache

hacktoberfest php

Last synced: 14 May 2025

https://github.com/isomorphic-git/isomorphic-git

A pure JavaScript implementation of git for node and browsers!

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Last synced: 15 May 2026

https://github.com/michallytek/type-graphql

Create GraphQL schema and resolvers with TypeScript, using classes and decorators!

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Last synced: 26 Feb 2026

https://github.com/spiral/roadrunner

🤯 High-performance PHP application server, process manager written in Go and powered with plugins

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Last synced: 12 Jan 2026

https://github.com/hediet/vscode-debug-visualizer

An extension for VS Code that visualizes data during debugging.

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Last synced: 15 May 2025

https://github.com/omniauth/omniauth

OmniAuth is a flexible authentication system utilizing Rack middleware.

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Last synced: 24 Feb 2026

https://github.com/WasmEdge/WasmEdge

WasmEdge is a lightweight, high-performance, and extensible WebAssembly runtime for cloud native, edge, and decentralized applications. It powers serverless apps, embedded functions, microservices, smart contracts, and IoT devices.

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Last synced: 16 Mar 2025

https://github.com/MichalLytek/type-graphql

Create GraphQL schema and resolvers with TypeScript, using classes and decorators!

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Last synced: 23 Mar 2025

https://github.com/gitextensions/gitextensions

Git Extensions is a standalone UI tool for managing git repositories. It also integrates with Windows Explorer and Microsoft Visual Studio (2015/2017/2019).

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Last synced: 29 Nov 2025

https://github.com/Flow-Launcher/Flow.Launcher

:mag: Quick file search & app launcher for Windows with community-made plugins

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Last synced: 24 Mar 2025

https://github.com/MudBlazor/MudBlazor

Blazor Component Library based on Material design with an emphasis on ease of use. Mainly written in C# with Javascript kept to a bare minimum it empowers .NET developers to easily debug it if needed.

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Last synced: 04 Apr 2025

https://github.com/VulcanJS/Vulcan

🌋 A toolkit to quickly build apps with React, GraphQL & Meteor

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Last synced: 26 Mar 2025

https://github.com/amethyst/amethyst

Data-oriented and data-driven game engine written in Rust

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Last synced: 28 Mar 2025

https://github.com/vulcanjs/vulcan

🌋 A toolkit to quickly build apps with React, GraphQL & Meteor

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Last synced: 13 May 2025

https://github.com/angr/angr

A powerful and user-friendly binary analysis platform!

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Last synced: 12 May 2025

https://github.com/rss-bridge/rss-bridge

The RSS feed for websites missing it

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Last synced: 13 May 2025

https://github.com/garmeeh/next-seo

Next SEO is a plug in that makes managing your SEO easier in Next.js projects.

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Last synced: 15 May 2025

https://github.com/Sylius/Sylius

Open Source eCommerce Framework on Symfony

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Last synced: 14 Mar 2025

https://github.com/reactiveui/ReactiveUI

An advanced, composable, functional reactive model-view-viewmodel framework for all .NET platforms that is inspired by functional reactive programming. ReactiveUI allows you to abstract mutable state away from your user interfaces, express the idea around a feature in one readable place and improve the testability of your application.

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Last synced: 16 Mar 2025

https://github.com/webassembly/binaryen

Optimizer and compiler/toolchain library for WebAssembly

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Last synced: 14 May 2025

https://github.com/javalin/javalin

A simple and modern Java and Kotlin web framework

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Last synced: 08 Feb 2026

https://mgechev.github.io/javascript-algorithms/

💻 JavaScript implementations of computer science algorithms

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Last synced: 16 Nov 2025

https://github.com/mgechev/javascript-algorithms

💻 JavaScript implementations of computer science algorithms

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Last synced: 14 May 2025

https://github.com/verlok/vanilla-lazyload

LazyLoad is a lightweight, flexible script that speeds up your website by deferring the loading of your below-the-fold images, backgrounds, videos, iframes and scripts to when they will enter the viewport. Written in plain "vanilla" JavaScript, it leverages IntersectionObserver, supports responsive images and enables native lazy loading.

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Last synced: 12 Dec 2025

https://github.com/allegro/bigcache

Efficient cache for gigabytes of data written in Go.

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Last synced: 12 May 2025

https://github.com/TiddlyWiki/TiddlyWiki5

A self-contained JavaScript wiki for the browser, Node.js, AWS Lambda etc.

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Last synced: 24 Mar 2025

https://github.com/conventional-changelog/standard-version

:trophy: Automate versioning and CHANGELOG generation, with semver.org and conventionalcommits.org

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Last synced: 13 May 2025

https://github.com/portkey-ai/gateway

A blazing fast AI Gateway with integrated guardrails. Route to 200+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

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Last synced: 13 May 2025

https://github.com/JimBobSquarePants/ImageSharp

:camera: A modern, cross-platform, 2D Graphics library for .NET

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Last synced: 04 Jul 2025

https://github.com/WebAssembly/binaryen

Optimizer and compiler/toolchain library for WebAssembly

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Last synced: 16 Mar 2025

https://github.com/opscode/chef

Chef Infra, a powerful automation platform that transforms infrastructure into code automating how infrastructure is configured, deployed and managed across any environment, at any scale

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Last synced: 15 Apr 2025

https://github.com/openedx/edx-platform

The Open edX LMS & Studio, powering education sites around the world!

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Last synced: 14 May 2025

https://github.com/kubevela/kubevela

The Modern Application Platform.

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Last synced: 18 Feb 2026

https://github.com/FlareSolverr/FlareSolverr

Proxy server to bypass Cloudflare protection

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Last synced: 15 Mar 2025

https://github.com/sixlabors/imagesharp

:camera: A modern, cross-platform, 2D Graphics library for .NET

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Last synced: 09 Sep 2025

https://github.com/graylog2/graylog2-server

Free and open log management

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Last synced: 09 Sep 2025

https://github.com/home-assistant/home-assistant.io

:blue_book: Home Assistant User documentation

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Last synced: 17 Dec 2025

https://github.com/edx/edx-platform

The Open edX LMS & Studio, powering education sites around the world!

backend-service hacktoberfest pr-sandboxes-enabled

Last synced: 14 Mar 2026

https://github.com/collabnix/dockerlabs

Docker - Beginners | Intermediate | Advanced

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Last synced: 13 May 2025

https://github.com/webmozarts/assert

Assertions to validate method input/output with nice error messages.

hacktoberfest

Last synced: 08 Jan 2026

https://github.com/maplibre/maplibre-gl-js

MapLibre GL JS - Interactive vector tile maps in the browser

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Last synced: 13 May 2025

https://github.com/horsicq/Detect-It-Easy

Program for determining types of files for Windows, Linux and MacOS.

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Last synced: 04 Apr 2025

https://github.com/phpmyadmin/phpmyadmin

A web interface for MySQL and MariaDB

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Last synced: 12 Nov 2025

https://github.com/diasurgical/devilutionX

Diablo build for modern operating systems

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Last synced: 20 Mar 2025

https://github.com/metallb/metallb

A network load-balancer implementation for Kubernetes using standard routing protocols

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Last synced: 11 May 2025

https://github.com/apoorvsaxena/lozad.js

🔥 Highly performant, light ~1kb and configurable lazy loader in pure JS with no dependencies for responsive images, iframes and more

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Last synced: 14 May 2025

https://github.com/thealgorithms/c-sharp

All algorithms implemented in C#.

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Last synced: 12 May 2025

https://github.com/bestony/logoly

A Pornhub Flavour Logo Generator

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Last synced: 13 May 2025

https://github.com/evilmartians/lefthook

Fast and powerful Git hooks manager for any type of projects.

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Last synced: 12 Mar 2026

https://github.com/github-changelog-generator/github-changelog-generator

Automatically generate change log from your tags, issues, labels and pull requests on GitHub.

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Last synced: 13 Mar 2026

https://github.com/ApoorvSaxena/lozad.js

🔥 Highly performant, light ~1kb and configurable lazy loader in pure JS with no dependencies for responsive images, iframes and more

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Last synced: 13 Mar 2025

https://github.com/electron/fiddle

:electron: 🚀 The easiest way to get started with Electron

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Last synced: 07 May 2025

https://github.com/hyperopt/hyperopt

Distributed Asynchronous Hyperparameter Optimization in Python

hacktoberfest

Last synced: 12 May 2025

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

Checks whether Kubernetes is deployed according to security best practices as defined in the CIS Kubernetes Benchmark

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Last synced: 20 Feb 2026

https://github.com/lcobucci/jwt

A simple library to work with JSON Web Token and JSON Web Signature

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Last synced: 12 May 2025

https://github.com/midudev/preguntas-entrevista-react

Preguntas típicas sobre React para entrevistas de trabajo ⚛️

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Last synced: 11 May 2025

https://github.com/apache/iceberg

Apache Iceberg

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Last synced: 13 May 2025

https://github.com/sequel-ace/sequel-ace

MySQL/MariaDB database management for macOS

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Last synced: 14 Apr 2026

https://github.com/jenkinsci/docker

Docker official jenkins repo

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Last synced: 03 Mar 2026

https://github.com/octokit/octokit.js

The all-batteries-included GitHub SDK for Browsers, Node.js, and Deno.

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Last synced: 13 May 2025

https://github.com/jd/tenacity

Retrying library for Python

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Last synced: 05 Feb 2026

https://github.com/turbot/steampipe

Zero-ETL, infinite possibilities. Live query APIs, code & more with SQL. No DB required.

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Last synced: 14 May 2025

https://github.com/libcpr/cpr

C++ Requests: Curl for People, a spiritual port of Python Requests.

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Last synced: 10 Apr 2026

https://github.com/material-shell/material-shell

A modern desktop interface for Linux. Improve your user experience and get rid of the anarchy of traditional desktop workflows. Designed to simplify navigation and reduce the need to manipulate windows in order to improve productivity. It's meant to be 100% predictable and bring the benefits of tools coveted by professionals to everyone.

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Last synced: 14 May 2025

https://github.com/PapyElGringo/material-shell

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Last synced: 01 Mar 2025

https://github.com/librephotos/librephotos

A self-hosted open source photo management service. This is the repository of the backend.

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Last synced: 12 May 2025

https://github.com/SeaQL/sea-orm

🐚 An async & dynamic ORM for Rust

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Last synced: 26 Mar 2025

https://github.com/tipsy/javalin

A simple and modern Java and Kotlin web framework

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Last synced: 05 Apr 2025

https://github.com/molefrog/wouter

🥢 A minimalist-friendly ~2.1KB routing for React and Preact

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Last synced: 13 May 2025

https://github.com/OWASP/wstg

The Web Security Testing Guide is a comprehensive Open Source guide to testing the security of web applications and web services.

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Last synced: 30 Mar 2025

https://github.com/sparckles/robyn

Robyn is a Super Fast Async Python Web Framework with a Rust runtime.

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Last synced: 30 Apr 2026

https://github.com/owasp/wstg

The Web Security Testing Guide is a comprehensive Open Source guide to testing the security of web applications and web services.

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Last synced: 24 Feb 2026

https://github.com/sb2nov/mac-setup

Installing Development environment on macOS

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Last synced: 14 May 2025

https://github.com/privatebin/privatebin

A minimalist, open source online pastebin where the server has zero knowledge of pasted data. Data is encrypted/decrypted in the browser using 256 bits AES.

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