QuickJS Javascript Engine

News 2026-06-04: New release (Changelog). It is 42% faster than the previous release based on the bench-v8 (aka v8-v7) score. 2025-09-13: New release (Changelog) 2025-04-26: New release (Changelog). The bignum extensions and the qjscalc application were removed to simplify the code. The BFCalc calculator (web version) can be used as a replacement for qjscalc. Introduction QuickJS is a small and em

[razokulover]

無骨なランディングページで信頼できる

[amagitakayosi]

！！ “QuickJS is a small and embeddable Javascript engine. It supports the ES2019 specification including modules” / QEMUとかFFMpegの人か……

[yosuke_furukawa]

まじか、作ったのか。すげー！ー

[sonota88]

Fabrice Bellard

[htsnul]

https://news.ycombinator.com/item?id=24867103

[koba789]

またこのひとか！

[toge]

Githubのものとは違うみたいだ。[JavaScript]

[efcl]

ES2019の仕様を実装したJavaScriptエンジン。 Cで実装されていて、外部依存を持たない。

[braitom]

軽量で埋め込み可能なJavaScriptエンジン。ES2019の仕様をサポートしている。

[t2wave]

"QuickJS engine with its mathematical extensions is available at numcalc.com. It was compiled from C to WASM/asm.js with Emscripten."