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.
Context windows, Plan agent, and TDD: What I learned building a countdown app with GitHub Copilot
Learn how I managed context to keep Copilot focused, used the Plan agent to sharpen vague requirements, and required Test Driven Development practices to catch bugs before users.
Building an agentic memory system for GitHub Copilot
Copilot’s cross-agent memory system lets agents learn and improve across your development workflow, starting with coding agent, CLI, and code review.
When protections outlive their purpose: A lesson on managing defense systems at scale
User feedback led us to clean up outdated mitigations. See why observability and lifecycle management are critical for defense systems.
GitHub Availability Report: December 2025
In December, we experienced five incidents that resulted in degraded performance across GitHub services.
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.
What AI is actually good for, according to developers
AI is designed to help you do what you love most, not replace your expertise. Discover how developer feedback and real-world experience are shaping AI coding tools that keep you in control.
Want better AI outputs? Try context engineering.
Learn how custom instructions, reusable prompts, and custom agents help GitHub Copilot deliver more accurate results.
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.
Why AI is pushing developers toward typed languages
AI is settling the “typed vs. untyped” debate by turning type systems into the safety net for code you didn’t write yourself.
Agentic AI, MCP, and spec-driven development: Top blog posts of 2025
Explore the GitHub Blog’s top posts covering the biggest software development topics of the year.
Bugs that survive the heat of continuous fuzzing
Learn why some long-enrolled OSS-Fuzz projects still contain vulnerabilities and how you can find them.
WRAP up your backlog with GitHub Copilot coding agent
An easy-to-remember acronym, WRAP will help you write effective issues, refine your instructions, and get the most out of Copilot coding agent.
Strengthening supply chain security: Preparing for the next malware campaign
Security advice for users and maintainers to help reduce the impact of the next supply chain malware attack.
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.
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.
The future of AI-powered software optimization (and how it can help your team)
We envision the future of AI-enabled tooling to look like near-effortless engineering for sustainability. We call it Continuous Efficiency.
Let’s talk about GitHub Actions
A look at how we rebuilt GitHub Actions’ core architecture and shipped long-requested upgrades to improve performance, workflow flexibility, reliability, and everyday developer experience.
GitHub Availability Report: November 2025
In November, we experienced three incidents that resulted in degraded performance across GitHub services.
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.
Speed is nothing without control: How to keep quality high in the AI era
AI can help you build faster than ever, but it can also produce bugs, issues, and problems. Use these strategies to keep your speed without losing control of your code.
The new identity of a developer: What changes and what doesn’t in the AI era
Discover how advanced AI users are redefining software development—shifting from code producers to strategic orchestrators—through delegation, verification, and a new era of AI-fluent engineering.
How to use GitHub Copilot Spaces to debug issues faster
Follow this step-by-step guide to learn how to debug your issues using GitHub Copilot Spaces and Copilot coding agent.
Your stack, your rules: Introducing custom agents in GitHub Copilot for observability, IaC, and security
Use partner-built Copilot agents to debug, secure, and automate engineering workflows across your terminal, editor, and github.com.
“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.
How to orchestrate agents using mission control
Run multiple Copilot agents from one place. Learn prompt techniques, how to spot drift early, and how to review agent work efficiently.
The ultimate gift guide for the developer in your life
Finding the perfect gift for your favorite developer is easy with our top tips.
Why developers still flock to Python: Guido van Rossum on readability, AI, and the future of programming
Discover how Python changed developer culture—and see why it keeps evolving.
How GitHub’s agentic security principles make our AI agents as secure as possible
Learn more about the agentic security principles that we use to build secure AI products—and how you can apply them to your own agents.
Developers still need the right to challenge junk patents
Calling on developers, startups, and open source organizations to advocate against patent rules that would make it harder to challenge bad patents by the December 2 deadline.
Evolving GitHub Copilot’s next edit suggestions through custom model training
GitHub Copilot’s next edit suggestions just got faster, smarter, and more precise thanks to new data pipelines, reinforcement learning, and continuous model updates built for in-editor workflows.
How we’re making GitHub Copilot smarter with fewer tools
We’re using embedding-guided tool routing, adaptive clustering, and a streamlined 13-tool core to deliver faster experience in VS Code.
How to write a great agents.md: Lessons from over 2,500 repositories
Learn how to write effective agents.md files for GitHub Copilot with practical tips, real examples, and templates from analyzing 2,500+ repositories.
Level up design-to-code collaboration with GitHub’s open source Annotation Toolkit
Prevent accessibility issues before they reach production. The Annotation Toolkit brings clarity, compliance, and collaboration directly into your Figma workflow.
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.
Unlocking the full power of Copilot code review: Master your instructions files
Discover practical tips, examples, and best practices for writing effective instructions files. Whether you’re new or experienced, you’ll find something to level up your code reviews.
GitHub Availability Report: October 2025
In October, we experienced four incidents that resulted in degraded performance across GitHub services.
TypeScript, Python, and the AI feedback loop changing software development
An interview with the leader of GitHub Next, Idan Gazit, on TypeScript, Python, and what comes next.
How Copilot helps build the GitHub platform
A breakdown of how Copilot coding agent has contributed to a better, more powerful GitHub.
What 986 million code pushes say about the developer workflow in 2025
Nearly a billion commits later, the way we ship code has changed for good. Here’s what the 2025 Octoverse data says about how devs really work now.
GitHub Copilot CLI 101: How to use GitHub Copilot from the command line
Curious about using GitHub Copilot in your terminal? Here’s our guide to GitHub Copilot CLI, including a starter kit with the best prompts for a wide range of use cases.
TypeScript’s rise in the AI era: Insights from Lead Architect, Anders Hejlsberg
TypeScript just became the most-used language on GitHub. Here’s why, according to its creator.
GitHub Copilot tutorial: How to build, test, review, and ship code faster (with real prompts)
How GitHub Copilot works today—including mission control—and how to get the most out of it. Here’s what you need to know.
GitHub Game Off 2025 theme announcement
GitHub’s annual month-long game jam is back for its 13th year! This November, make a game inspired by the theme WAVES—literal, digital, or emotional. 👋🏻 🌊 📡
Measuring what matters: How offline evaluation of GitHub MCP Server works
Take a look inside our automated pipeline for rapid, rigorous evaluation for the GitHub MCP Server.
Introducing Agent HQ: Any agent, any way you work
At Universe 2025, GitHub’s next evolution introduces a single, unified workflow for developers to be able to orchestrate any agent, any time, anywhere.
Octoverse: A new developer joins GitHub every second as AI leads TypeScript to #1
In this year’s Octoverse, we uncover how AI, agents, and typed languages are driving the biggest shifts in software development in more than a decade.
Announcing the 2025 GitHub Partner Award winners 🎉
GitHub celebrates its 2025 Partner Award winners, honoring global, regional, and technology partners for driving innovation, collaboration, and impact across the developer ecosystem.
How to find, install, and manage MCP servers with the GitHub MCP Registry
Learn how to bring structure and security to your AI ecosystem with the GitHub MCP Registry, the single source of truth for managing and governing MCP servers.
The road to better completions: Building a faster, smarter GitHub Copilot with a new custom model
Find out about the latest custom models powering the completions experience in GitHub Copilot.
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!
Top security researcher shares their bug bounty process
For this year’s Cybersecurity Awareness Month, the GitHub Bug Bounty team is excited to put the spotlight on a talented security researcher—André Storfjord Kristiansen!
How to update community health files with AI
Have you ever thought about using AI to update community health files for your repositories? This blog shares actionable next steps for doing just that, including a starter kit with a checklist and tutorials on how to create three useful files.
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.
How to navigate GitHub Universe (or any tech conference) if you’re an introvert
If alone time is your love language—don’t worry, it’s ours too—you can still attend, learn from, and enjoy big events like GitHub Universe. Here are some practical tips on how.
Copilot: Faster, smarter, and built for how you work now
Discover how GitHub Copilot has evolved from a high-powered autocomplete tool to a powerful, multi-model agentic assistant.
How GitHub Copilot and AI agents are saving legacy systems
GitHub Copilot and AI agents are making legacy COBOL systems accessible to modern developers.
GitHub Copilot CLI: How to get started
Discover how to use GitHub Copilot directly in the terminal. From cloning a repository to opening a pull request, here’s how to streamline your workflow with Copilot CLI.
How to build reliable AI workflows with agentic primitives and context engineering
See how this three-part framework will turn AI into a repeatable and reliable engineering practice.
