Benchmark JavaScript.
Share on the AT Protocol.
Create, run, and share JavaScript performance benchmarks. Your benchmarks are stored on your Personal Data Server, giving you full ownership of your data.
Why SkyBench?
Fast & Accurate
Powered by tinybench for precise measurements with statistical analysis and margin of error calculations.
Own Your Data
Benchmarks are stored on your ATProto PDS. No central database—you control your data.
Easy Sharing
Share benchmarks with a simple link. Anyone can run and verify your results.
How It Works
Write Your Code
Add setup code and multiple test cases using our code editor with syntax highlighting.
Run Benchmarks
Execute your benchmarks in the browser. See ops/second, mean time, and comparison charts.
Save & Share
Save to your PDS and share with others. Fork existing benchmarks to iterate on ideas.
Ready to benchmark?
Sign in with your Bluesky account to start creating and sharing benchmarks.
Get Started