boa
https://github.com/boa-dev/boa
Rust
Boa is an embeddable and experimental Javascript engine written in Rust. Currently, it has support for some of the language.
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- Issues
- perf(vm): new tailcalling dispatch behind feature `tailcall` (nightly required)
- fix: replace panics with proper error handling in module env and dyna…
- perf: elide function environment when only `this` escapes into arrows
- perf: use FxHashSet for O(1) name lookups in declaration instantiation
- Optimize string concatenation by introducing Rope strings
- feat(string): implement RopeString with thin vtable and lazy flattening
- feat : support additional RequestInit fields (mode, credentials, cache, redirect, etc.)
- [Tracking] WinterTC (TC55) Minimum Common Web API: gap analysis for boa_runtime
- feat: support additional RequestInit fields
- RUSTSEC-2026-0037: Denial of service in Quinn endpoints
- Docs
- Rust not yet supported