QuickJS Javascript Engine

News

Introduction

QuickJS is a small and embeddable Javascript engine. It supports the ES2019 specification including modules, asynchronous generators and proxies.

It optionally supports mathematical extensions such as big integers (BigInt), big floating point numbers (BigFloat) and operator overloading.

Main Features:

Benchmark

Online Demo

An online demonstration of the QuickJS engine with its mathematical extensions is available at numcalc.com. It was compiled from C to WASM/asm.js with Emscripten.

Documentation

QuickJS documentation: HTML version, PDF version.

Specification of the JS Bignum Extensions: HTML version, PDF version.

Download

QuickJS source code: quickjs-2019-07-09.tar.xz

QuickJS complete tests: quickjs-tests-2019-07-09.tar.xz

QuickJS unicode data (not needed unless you want to rebuild the unicode tables): quickjs-unicode-data-2019-07-09.tar.xz

Sub-projects

QuickJS embeds the following C libraries which can be used in other projects:

Links

Licensing

QuickJS is released under the MIT license.

Unless otherwise specified, the QuickJS sources are copyright Fabrice Bellard and Charlie Gordon.


Fabrice Bellard - https://bellard.org/