







Playwright CI should not crawl. Learn how to cache browsers, run tests in parallel, and cut GitHub Actions time fast.
The Fastest Way to Run GitHub Actions | Blacksmith
Speed up your GitHub actions with Blacksmith. Run CI/CD 2x faster, download caches 4x faster, build Docker images 40x faster, and eliminate queue times. Start free today.

Mastering Playwright in 2026: A Hands-On Guide to Modern Browser Automation
Still debugging flaky automation tests late at night?

Speed Comparison - Programming Languages
Benchmarks run on GitHub Actions. Results may vary based on runner hardware.
Kaliiiiiiiiii-Vinyzu/patchright
Undetected version of the Playwright testing and automation library.
Agent CI — Run GitHub Actions Locally
Caching in ~0 ms. Pause on failure. Let your AI agent fix it and retry — without pushing.
Closer to the Metal: Leaving Playwright for CDP
Why we dropped Playwright and switched to raw CDP for faster, more capable browser automation.
WarpBuild - 2x faster, 50% cheaper Github Actions runners
WarpBuild is a drop in replacement for Github runners that are 2x faster and 50% cheaper.

Build esp-v2 with GitHub Actions? · Issue #881 · GoogleCloudPlatform/esp-v2
To make it easier to test experimental changes to the proxy, I configured a GitHub Action to build it. Would the team like to have this in the main repo? A downside is that it takes ~1h 45min to ru...
How We Write GitHub Actions in Go · Blend Engineering: Full Stack Finance
Using Prebuilt Binaries to Minimize Build Costs

GitHub Codespaces
GitHub Codespaces gets you up and coding faster with fully configured, secure cloud development environments native to GitHub.

GitHub - playcanvas/engine: Powerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF
Powerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF - playcanvas/engine
refined-github/refined-github
:octocat: Browser extension that simplifies the GitHub interface and adds useful features
GitHub Stacked PRs
Break large changes into small, reviewable, stacked pull requests with first-class GitHub support.
GitHub · Change is constant. GitHub keeps you ahead.
Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.

High Performance Git
High Performance Git by Ted Nyman, a book about Git internals and large Git repositories.
pithings/coderaft
🛶 Run VS Code on any machine anywhere and access it in the browser (25MB npm pkg)