speedscope
https://github.com/jlfwong/speedscope
TypeScript
🔬 A fast, interactive web-based viewer for performance profiles.
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- Issues
- Support for Python 3.15 `profiling.sampling`?
- speedscope fails to open Catapult files that don't all specify a pid
- Add copy summary feature for sharing profile context with LLMs
- Add functionality to filter flame graphs by search query
- Nothing Rendered (Firefox 134.0.2)
- Adding a "Inverted Tree" Mode
- [ Adjustment ] Temporary Files Layout
- [ Bug ] Contributing - Local Setup
- Feature request: embed full input in URL
- [Feature request]: support otel-profile format
- Docs
- TypeScript not yet supported