How GitHub builds GitHub

Some changes after

Pushing code to GitHub is one of the most fundamental interactions that developers have with GitHub every day. Read how we have significantly improved the ability of our monolith to correctly and fully process pushes from our users.

Learn how GitHub used macOS and Apple Silicon runners for GitHub Actions to build, test, and deploy our iOS app faster.

As part of GitHub’s dedication to accessibility, we expanded our internal accessibility program and scaled up our assessment process to help remove or lower barriers for users with disabilities. Then, we empowered employees from various disciplines to drive accessibility efforts within their teams.

Here’s how merge queue transformed the way GitHub deploys changes to production at scale, so you can do the same for your organization.

Learn how we’re managing feature releases and establishing best practices within and across teams at GitHub using GitHub Projects.

The Fundamentals program has helped us address tech debt, improve reliability, and enhance observability of our engineering systems.

Our latest solution to the ubiquitous engineering problem of integration testing in a distributed service ecosystem here at GitHub.

Take CODEOWNERS and GitHub teams to the next level. Learn about how GitHub engineering solves the age old problem of who owns what.

Learn about how we run a scalable vulnerability management program built on top of GitHub.

Learn more about how we use GitHub to build GitHub, how we turned our guiding communications principles into prescriptive practices to manage our internal communications signal-to-noise ratio, and how you can contribute to the ongoing conversation.

Recently, we’ve been working to make our CI experience better by leveraging the newly released GitHub feature, Actions larger runners, to run our CI.

The team behind GitHub Copilot shares its lessons for building an LLM app that delivers value to both individuals and enterprise users at scale.

See how much more you can get out of GitHub Codespaces by taking advantage of the improved processing power and increased headroom in the next generation of virtual machines.

GitHub’s design experts share 10 tips and lessons for designing magical user experiences for AI applications and AI coding tools.