There are millions of open source projects on GitHub. Join one or start your own.Sign up for GitHub
Open source software is free for you to use and explore. Get involved to perfect your craft and be part of something big.
Your contributions help make technology better for everyone, developers and non-developers alike.
Amazing developers use GitHub. Contribute code to projects that change how software is built.
Whatever your skill level, working on open source software is a great way to learn new things.
Open source is made by people just like you. Learn how to contribute, launch a new project, and build a healthy community of contributors.Read Open Source Guides
Every Friday, invest a few hours contributing to the software you use and love.Contribute on Open Source Friday
Browse data from over 3,800 projects on the experiences and backgrounds of those who use and build open source software.Read Open Source Survey
Whether you are new to code or ready to start a big project, there are a few ways to get involved in open source.
Learn how developers build and maintain open source software. You can watch a project that interests you to see its progress as it happens.
You don’t have to build everything from scratch. Make copies of your favorite projects, experiment in private repositories, and tailor tools and features to meet your needs.
Make a suggestion, fix a bug, improve documentation, or contribute code to a project. Even asking questions helps.
Open source software is made by people just like you. Here’s how they got started.
Katrina Owen created Exercism, a platform to gain fluency in programming languages, to solve her own needs. Today, Exercism supports more than 50 programming languages, written and used by developers in over 190 countries.
Kris Nova quickly developed a passion for open source software. Now she gets to work on open source tooling at her day job, which includes maintaining Kubernetes Operations (kops).
Russell Keith-Magee created BeeWare to fill a gap in his own process. Today, BeeWare is the go-to project for supporting Python on every platform.
Whatever your interest—whether it’s mobile apps or astrophysics—there’s an open source project for you.
We’re building developer tools alongside you. We hope they help you perfect your process, work on projects of any size, and share ideas with your friends and coworkers. Take them for a spin or help us build them.
Atom is a hackable text editor for the 21st century, built on Electron, and based on everything we love about our favorite editors.
Hubot is a chat bot, modeled after GitHub’s Campfire bot, hubot. He’s pretty cool. He’s extendable with scripts and can work on many different chat services.
Git LFS is a command line extension and specification for managing large files with Git.