AI-supported vulnerability triage with the GitHub Security Lab Taskflow Agent
Learn how we are using the newly released GitHub Security Lab Taskflow Agent to triage categories of vulnerabilities in GitHub Actions and JavaScript projects.
Home / Open Source
Open Source
The vast majority of businesses today rely on open source, making it an essential part of the software industry. And millions of those projects are on GitHub. Learn about documentation, maintainers, gaming Git, licenses, and how open source positively impacts the world. You can also find information in our documentation about how to build and foster sustainable open source communities.
Featured
Community-powered security with AI: an open source framework for security research
Announcing GitHub Security Lab Taskflow Agent, an open source and collaborative framework for security research with AI.
Light waves, rising tides, and drifting ships: Game Off 2025 winners
Out of more than 700 games submitted to Game Off 2025, these ten winners stand out for creativity, craft, and bold interpretations of the WAVES theme. All are free to play, with source code available to explore.
5 podcast episodes to help you build with confidence in 2026
Looking ahead to the New Year? These GitHub Podcast episodes help you cut through the noise and build with more confidence across AI, open source, and developer tools.
Latest
This year’s most influential open source projects
From Appwrite to Zulip, Universe 2025’s Open Source Zone was stacked with standout projects showing just how far open source can go. Meet the maintainers—and if you want to join them in 2026, you can now apply for next year’s cohort.
MCP joins the Linux Foundation: What this means for developers building the next era of AI tools and agents
MCP is moving to the Linux Foundation. Here’s how that will affect developers.
“The local-first rebellion”: How Home Assistant became the most important project in your house
Learn how one of GitHub’s fastest-growing open source projects is redefining smart homes without the cloud.
Highlights from Git 2.52
The open source Git project just released Git 2.52. Here is GitHub’s look at some of the most interesting features and changes introduced since last time.
From karaoke terminals to AI résumés: The winners of GitHub’s For the Love of Code challenge
This summer, we invited devs to participate in our hackathon for joyful, ridiculous, and wildly creative projects. Here are the winners of For the Love of Code!
Inside the breach that broke the internet: The untold story of Log4Shell
Log4Shell proved that open source security isn’t guaranteed and isn’t just a code problem. It’s about supporting, enabling, and empowering the people behind the projects that build our digital infrastructure.
Accelerate developer productivity with these 9 open source AI and MCP projects
GitHub Copilot and VS Code teams, along with the Microsoft Open Source Program Office (OSPO), sponsored these nine open source MCP projects that provide new frameworks, tools, and assistants to unlock AI-native workflows, agentic tooling, and innovation.
20 Years of Git, 2 days at GitHub HQ: Git Merge 2025 highlights 🎉
Git Merge 2025 celebrated 20 years of Git with talks, collaboration, and community. Catch the highlights and recordings.
Building beyond the browser: Keeley Hammond on Electron, open source, and the future of maintainership
Learn what it really takes to sustain one of the web’s most widely used frameworks on this episode of the GitHub Podcast.
Using AI to map hope for refugees with UNHCR, the UN Refugee Agency
With the help of GitHub, UNHCR turned drone imagery into maps — helping refugees in Kakuma and Kalobeyei build sustainable, powered communities.
What’s next for Git? 20 years in, the community is still pushing forward
Git Merge 2025 isn’t just about celebrating 20 years of Git – it’s about what comes next. In this post, we’re highlighting some of the talks and speakers shaping Git’s future, from performance wins and new backends to surprising use cases and the impact of AI coding agents.
Building personal apps with open source and AI
Hear about the personal tools we use to improve our workflows (and how to get started building your own) on this episode of the GitHub Podcast.
How GitHub Models can help open source maintainers focus on what matters
Learn how GitHub Models helps open source maintainers automate repetitive tasks like issue triage, duplicate detection, and contributor onboarding — saving hours each week.
Who will maintain the future? Rethinking open source leadership for a new generation
Open source is aging. We can better support Gen Z contributors through purpose, flexibility, and pathways to leadership.
Highlights from Git 2.51
The open source Git project just released Git 2.51. Here is GitHub’s look at some of the most interesting features and changes introduced since last time.
The world's largest developer platform
GitHub
Build what’s next on GitHub, the place for anyone from anywhere to build anything.
The GitHub Podcast
Catch up on the GitHub podcast, a show dedicated to the topics, trends, stories and culture in and around the open source developer community on GitHub.