Hack the model: Build AI security skills with the GitHub Secure Code Game
Dive into the novel security challenges AI introduces with the open source game that over 10,000 developers have used to sharpen their skills.
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DNS rebinding attacks explained: The lookup is coming from inside the house!
DNS rebinding attack without CORS against local network web applications. Explore the topic further and see how it can be used to exploit vulnerabilities in the real-world.
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Less TODO, more done: The difference between coding agent and agent mode in GitHub Copilot
We’ll decode these two tools—and show you how to use them both to work more efficiently.
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GitHub Universe 2025: Here’s what’s in store at this year’s developer wonderland
Sharpen your skills, test out new tools, and connect with people who build like you.
Latest
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4 trends shaping open source funding—and what they mean for maintainers
Get insights on the latest trends from GitHub experts while catching up on these exciting new projects.
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Inside GitHub: How we hardened our SAML implementation
Maintaining and developing complex and risky code is never easy. See how we addressed the challenges of securing our SAML implementation with this behind-the-scenes look at building trust in our systems.
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GitHub for Beginners: Test-driven development (TDD) with GitHub Copilot
See how to use GitHub Copilot to engage in some test-driven development.
Popular
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GitHub Copilot: Meet the new coding agent
Implementing features has never been easier: Just assign a task or issue to Copilot. It runs in the background with GitHub Actions and submits its work as a pull request.
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Less TODO, more done: The difference between coding agent and agent mode in GitHub Copilot
We’ll decode these two tools—and show you how to use them both to work more efficiently.
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GitHub Copilot: The agent awakens
Introducing agent mode for GitHub Copilot in VS Code, announcing the general availability of Copilot Edits, and providing a first look at our SWE agent.
Changelog
View all changesEngineering
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GitHub Issues search now supports nested queries and boolean operators: Here’s how we (re)built it
Plus, considerations in updating one of GitHub’s oldest and most heavily used features.
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Design system annotations, part 2: Advanced methods of annotating components
How to build custom annotations for your design system components or use Figma’s Code Connect to help capture important accessibility details before development.
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Design system annotations, part 1: How accessibility gets left out of components
The Accessibility Design team created a set of annotations to bridge the gaps that design systems alone can’t fix and proactively addresses accessibility issues within Primer components.
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Building a more accessible GitHub CLI
How do we translate web accessibility standards to command line applications? This is GitHub CLI’s journey toward making terminal experiences for all developers.
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How the GitHub CLI can now enable triangular workflows
The GitHub CLI now supports common Git configurations for triangular workflows. Learn more about triangular workflows, how they work, and how to configure them for your Git workflows. Then, see how you can leverage these using the GitHub CLI.
Spotlight
Two decades of Git: A conversation with creator Linus Torvalds
Twenty years ago, Linus Torvalds created the basis for Git in just 10 days, forever changing how developers collaborate on code. In this candid interview, Linus Torvalds discusses Git’s unexpected journey.
Using GitHub Copilot Free: What to know
Find out what you can do with the free tier of GitHub Copilot, the AI editor for everyone, and start building what’s next today.
Octoverse 2024: The rise of Python and AI
Find out how AI and a rapidly growing global developer community defined this past year on GitHub across public and open source projects.
News & insights
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Code. Create. Commit. Welcome to dev/core
The new GitHub Shop collection is here. We’re celebrating you.
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GitHub Availability Report: April 2025
In April, we experienced three incidents that resulted in degraded performance across GitHub services.
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From MCP to multi-agents: The top 10 new open source AI projects on GitHub right now and why they matter
Get insights on the latest trends from GitHub experts while catching up on these exciting new projects.
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Racing into 2025 with new GitHub Innovation Graph data
Discover the latest trends and insights on public software development activity on GitHub with the quarterly release of data for the Innovation Graph, updated through December 2024.
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GitHub Availability Report: March 2025
In March, we experienced one incident that resulted in degraded performance across GitHub services.
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Vibe coding with GitHub Copilot: Agent mode and MCP support rolling out to all VS Code users
In celebration of MSFT’s 50th anniversary, we’re rolling out Agent Mode with MCP support to all VS Code users. We are also announcing the new GitHub Copilot Pro+ plan w/ premium requests, the general availability of models from Anthropic, Google, and OpenAI, next edit suggestions for code completions & the Copilot code review agent.
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