Building a simple app with AI isn't always ... simple. 👀 @chrisreddington.com learned a lot from creating a countdown app with GitHub Copilot, like managing context windows, using the Plan agent, and sticking to test-driven development. He ties it all together in this deep dive. 👇

TL;DR crowd, this is for you. 💚 You can now pin comments on an issue. 📌 https://github.blog/changelog/2026-02-05-pinned-comments-on-github-issues/

Big update for mobile reviews. 🚨 You can finally comment on unchanged lines in PR files on GitHub Mobile. 📱 Tap any line -> Leave a note -> Keep moving. ✅ Update your app.👇 github.com/mobile

Tomorrow on Open Source Friday ⬇️ 5 a.m. PT: CJ Pais demos the free, open source app for speech to text, Handy. 🗣️ 8 a.m. PT: Patrick Nikoletich shows how to use the new GitHub Copilot SDK. 🤖 10 a.m. PT: Raphael Amorim talks Rio Terminal, a GPU terminal emulator. 💻 Set your reminders. ⏰

You told us you’re running multiple AI agents and wanted a better UX. We listened and shipped it! Here’s what’s new: 🗂️ Unified agent sessions workspace for local, background, and cloud agents 🔀 Parallel subagents 💻 Claude and Codex support for local and cloud agents 🌐 Integrated browser & more...

We hear the questions constantly: Does AI actually help, or is it just hype? 🤔 So @cassidoo.co dug into the feedback to find out what developers really use AI for, and where it makes the biggest difference in their work. Here's what she discovered. ⬇️

Ready to use GitHub Copilot inside OpenCode? Support has officially landed for all Pro, Business, and Enterprise plans. 🚀 Watch how to connect your account ▶️ or get more details here.👇 https://github.blog/changelog/2026-01-16-github-copilot-now-supports-opencode/

Space invaders have landed in your README profiles. 👾 This GitHub Action turns your commit history into a retro, space-invading arcade animation for your profile. https://github.com/czl9707/gh-space-shooter

What was your first exposure to computing?

Why did TypeScript work when so many languages didn't? Anders Hejlsberg, the mind behind Turbo Pascal, Delphi, C#, and TypeScript shares his thoughts and learnings.

🇪🇺 The EU wants to boost open source with better funding and a new strategy, and they're looking for your feedback. Here's your chance to shape the future of EU tech policy. Share your opinion by February 3. Learn more.👇

Building something with the GitHub Copilot SDK? 🛠️ Today's the last day to submit your project to our contest. Can't wait to see what you come up with. ⬇️ https://www.reddit.com/r/GithubCopilot/comments/1qkz7oj/lets_build_copilot_sdk_weekend_contest_with_prizes/

Building something with the GitHub Copilot SDK? We'd love to see it 👀 Join our contest this weekend 👇 https://www.reddit.com/r/GithubCopilot/comments/1qkz7oj/lets_build_copilot_sdk_weekend_contest_with_prizes/

I built a web app with the GitHub Copilot SDK to make analyzing log files easier. It'll summarize them, provide a root cause analysis, and also link any GitHub issues they could be related to ✨ Check out the GitHub Copilot SDK here: github.com/github/copil...

The @github.com Copilot SDK is live and it's really awesome! Learn more about it and try it out: github.com/github/copil...

Starting adding agents into ANY app with the new GitHub Copilot SDK powered by the Copilot CLI! I'll show you how to get setup and build some awesome apps in minutes! Let's Build! www.youtube.com/watch?v=GsEP... #githubcopilot #githubcopilotcli

The GitHub Copilot SDK is here 🙌 You can take the same Copilot agentic core that powers GitHub Copilot CLI and embed it in any application, with just a few lines of code. github.com/github/copil...

It's a double feature this Open Source Friday! 🍿 8 a.m. PT: @steipete.me demos Clawdbot, the open source AI assistant that lives in WhatsApp, Discord, and iMessage. 12 p.m. PT: @danielroe.dev talks @nuxt.com, frontend performance, and the real state of open source. Set your reminders.👇

Today on Open Source Friday 🎙️ Dennis Ivy from @appwrite.io joins us to chat: • building in public with open source • full-stack development workflows • community-driven product development • migration strategies between platforms Set a reminder👇 https://www.youtube.com/watch?v=m-TAeO4FnKM

Happy National Sticker Day! Here are a few of our favorites. ⭐ Grab a set of your own at the GitHub Shop. 👇 https://thegithubshop.com/collections/stickers

We asked for WAVES. You delivered 700+ games, all free to play, with source code you can actually poke at. Meet the top 10 entries from Game Off 2025 🌊👇 https://github.blog/open-source/gaming/light-waves-rising-tides-and-drifting-ships-game-off-2025-winners/

Don't wait for the next malware campaign to audit your security. 👀 Steps to lock down your supply chain now: ✅ Enable phishing-resistant MFA (Passkeys/WebAuthn) ✅ Rotate & scope tokens ✅ Review third-party access A little cleanup today can save you from a massive headache tomorrow. 😅

These 12 open source teams brought the creativity, the engineering craft, and the “I need to try that” demos that make GitHub Universe special. Here's what they showcased this past year, and how you can join the next cohort in 2026. ⬇️

Kick off the new year with 5 essential episodes of the GitHub Podcast. 🎧 Go beyond trends and tools. Learn practical ways to think more clearly about where software is headed and how to grow alongside it. If 2026 is about building with intention, start here.👇

Happy New Year! What are your New Year's resolutions? (Ours is 3840 x 2160)

🟩 🟩 🟩 🟩 🟩 🟩 🟩 🟩 🟩 🟩 🟩 🟩

We reached 1 million stars across our open source projects this year! 🎉⭐️

Before we head into 2026, let's recap 2025. ⏪ gh.io/octoverse

Guiding AI is like mentoring a new contributor. Has working with AI changed how you review or give feedback? In our final GitHub Podcast episode we explore tiny wins, accessibility-driven UX, and what AI can teach us about better collaboration. gh.io/podcast

Have some extra time on your hands? Here's your holiday long read: https://github.blog/open-source/inside-the-breach-that-broke-the-internet-the-untold-story-of-log4shell/

The perfect thermos to keep your ☕️ warm on long walks (or while sitting on the couch). Find yours in the GitHub Shop. https://thegithubshop.com/collections/shop-all/products/invertocat-orb-bottle?utm_source=bluesky&utm_medium=social&utm_campaign=pill_bottle

Behold, the end of year developer. An unflinching look at the survival period of "working" during the holidays. www.youtube.com/watch?v=ps06...

Looking for a festive Yule log to brighten up your terminal? You’ll love this GitHub CLI extension that gives you a cozy, animated Git log. 🔥 🪵 https://github.com/leereilly/gh-yule-log

What’s one “obvious in hindsight” security process you wish you’d learned earlier? Sometimes security isn’t about more tools, it’s about learning what you didn’t know you didn’t know. Listen to our latest GitHub Podcast episode with a group of maintainers talking all things open source and security.

It was the closest race yet when it came to the top programming language of the year. 👀 So, which are you using more often: TypeScript or Python?

CodeQL lets you query your code to find logic errors and security issues that standard text search completely misses. It allows you to take one bug and automatically find every other place that same pattern exists—so you can fix them all at once. Ready to try it out yourself? Here's how. ⬇️

Revealing the Coder Color of the Year…

That’s a lot of pushes. 👀 How many total contributions do you think we’ll reach in 2026? 🔮

Your future holiday photos will thank you. 🤩 📸 Our GitHub ugly sweater, hat, and socks are officially on sale, just in time to level up your festive season. https://thegithubshop.com/collections/sale?utm_source=bluesky&utm_medium=Social&utm_campaign=holiday

If you believe in home devices that respect privacy, give you freedom and still play nice together, then you should probably read this. https://github.blog/open-source/maintainers/the-local-first-rebellion-how-home-assistant-became-the-most-important-project-in-your-house/

Take a break and listen to our latest GitHub Podcast episode where we talk to Angie Jones about Goose, Block’s open source AI agent and reference implementation of the Model Context Protocol (MCP). ☕️🎧

You can give back to the open source projects that power your world. Support the developers who keep your favorite tools running with GitHub Sponsors. https://github.com/sponsors/explore

Struggling to find the perfect gift for your favorite developer? We’ve cracked the code. From cozy wool beanies to the GitHub Copilot Amazeball, check out our ultimate gift guide. 🎁 Plus, our Black Friday sale runs Nov 26 – Dec 7!

From its Monty Python origins to its dominance in the age of AI. Yes, we're talking about Python. 🐍 We sat down with creator Guido van Rossum to discuss its incredible trajectory in the 2025 Octoverse report. 📊 Learn how community and stability shaped a global powerhouse. 🚀 https://gh.io/AAyvkm9

The U.S. PTO has proposed rules that would make it harder to challenge junk patents. 🛑 This puts the startups, developers, and open source organizations that power innovation at risk. Speak up and share your concerns before the comment period closes on December 2. ⏳

Have you checked out this new feature for pull requests? No more switching back and forth between tabs during a review. 🎉 The more you know 💫 https://github.blog/changelog/2025-11-20-pull-request-files-changed-public-preview-november-20-updates/

Today on Open Source Friday, we’re spotlighting @cilium.io! Powered by eBPF, it brings modern networking, security, and observability to your cloud-native environments. 🐝 Set a reminder for when we go live. 🔔 https://gh.io/cilium

We discovered that 48% of accessibility audit issues could be prevented with better design documentation. 📉 So our internal team built a solution to bridge the gap—and now we’ve open sourced it. Meet the Annotation Toolkit. Level up your design-to-code collaboration. ✨ https://gh.io/AAyr2l0

BRB, just adding weight sensors to the couch 💡 In our latest episode of the GitHub Podcast we talked to Franck Nijhof about Home Assistant: from intriguing use cases to its mission to build privacy-first, open-source smart home technology, powered by a passionate community.

Take a guess. 💭 In 2025, which country delivered the most GitHub open source contributors? • Brazil • Germany • India • United States