Community
dev.to goes open source
The popular community of developers opened its platform to public contributions.
Wagtail
Wagtail is an open source CMS written in Python and built on the Django web framework.
PWA
Progressive Web Apps are traditional web sites that are enhanced with native like features.
PHP
PHP is a scripting language that works particularly well for server-side web development.
SpaceVim
SpaceVim is a community-driven distribution of the vim editor that allows managing your plugins in layers.
C
C is a general purpose programming language that first appeared in 1972.
PICO-8
PICO-8 is a fantasy console for making, sharing and playing tiny games and other computer programs in Lua.
React
React is an open source JavaScript library used for designing user interfaces.
Git
Git is the most widely used version control system.
Rails
Ruby on Rails (Rails) is a web application framework written in Ruby.
Crystal
Crystal is a self-hosted, general purpose programming language.
Percy
Continuous visual testing and reviews for web apps
Google Cloud Build
Build, test, & deploy in a fast, consistent, and secure manner
MyGet
Artifact and Package Repositories Hosted NuGet, npm, Bower, Maven, PHP Composer and VSIX feeds
GitHub Learning Lab
Your interactive guide to learning the skills you need without leaving GitHub
Cloud 66 for Rails
Build, deploy, and maintain your Rails apps on any cloud or server
Crowdin
Agile localization for your projects
CircleCI
Automatically build, test, and deploy your project in minutes
Buddy
One-click delivery automation for Web Developers
Snyk
Find, fix (and prevent!) known vulnerabilities in your code
AppVeyor
Cloud service for building, testing and deploying Windows apps
Front-end JavaScript frameworks
A friendly (and fast!) UI library from eBay that makes building web apps fun
Ember.js - A JavaScript framework for creating ambitious web applications
Knockout makes it easier to create rich, responsive UIs with JavaScript
Helping you select an MV* framework - Todo apps for React.js, Ember.js, Angular, and many more
A declarative, efficient, and flexible JavaScript library for building user interfaces.
The aurelia framework brings together all the required core aurelia libraries into a ready-to-go application-building platform.
Reactive Flux built with ImmutableJS data structures. Framework agnostic.
Give your JS App some Backbone with Models, Views, Collections, and Events
Learn to Code
The https://freeCodeCamp.org open source codebase and curriculum. Learn to code and help nonprofits.
Hello world in every computer language. Thanks to everyone who contributes to this, make sure to see CONTRIBUTING.md for contribution instructions!
Tools for Open Source
Lets you add labels to Github issues that auto-clear on new activity.
A Slack bot for GitHub organization management -- and other things too
Automatically generate change log from your tags, issues, labels and pull requests on GitHub.
A bot that integrates with GitHub and your favorite continuous integration service
Open the github URL that matches your shell's current branch and working directory
A GitHub App built with Probot that closes abandoned Issues and Pull Requests after a period of inactivity.
(Unmaintained) FOSS Heartbeat analyses the health of a community of contributors. 💓
Resources
Open Source Guides
Learn more about the world of open source and get ready to launch your own project.
GitHub Developer Program
Build your app on GitHub’s platform, using some handy guides and reference documentation to help you start building.
Campus Experts
Learn more about the world of open source and get ready to launch your own project.
Community Forum
The Community Forum is a place to ask questions, share ideas, and get updates from the GitHub Team.
GitHub Guides
Guides that help you use GitHub.
GitHub Classroom
GitHub Classroom helps teachers and students manage their assignments on GitHub.
Student Developer Pack
The best developer tools, free for students
GitHub Learning Lab
Get the skills you need without leaving GitHub.
Open Source Friday
A program for company employees to make regular open source contributions.