speedscope
https://github.com/jlfwong/speedscope
TypeScript
🔬 A fast, interactive web-based viewer for performance profiles.
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- Issues
- Add A/B comparison support
- Doesn't open browser in Windows
- Chrome crashes when viewing large profiles
- Is it possible to choose the color for a given frame/function?
- Feature request: window title as loaded profile file name.
- Allow speedscope to be used as a library instead of a standalone application
- perf data idle time
- Support multitrack visualization
- Speedscope doesn't match `chrome://tracing`: events never end
- json file with more size is not loading
- Docs
- TypeScript not yet supported