A list of JavaScript engines, runtimes, interpreters

1. ChakraCore

   1 15 9,146 7.2 JavaScript

   ChakraCore is an open source Javascript engine with a C API.

   

   ChakraCore

2. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

3. v8.dev

   2 77 960 6.7 JavaScript

   The source code of v8.dev, the official website of the V8 project.

   

   V8

4. txiki.js

   3 11 2,623 9.3 C

   A tiny JavaScript runtime

   txiki.js

5. mujs

   4 5 822 3.9 C

   An embeddable Javascript interpreter in C.

   MuJS

6. bun

   5 348 75,274 10.0 Zig

   Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

   

   Bun

7. jerryscript

   6 16 7,051 8.1 C

   Ultra-lightweight JavaScript engine for the Internet of Things.

   

   JerryScript

8. engine262

   7 9 828 4.9 TypeScript

   An implementation of ECMA-262 in JavaScript

   

   engine262

9. hermes

   8 44 10,034 9.7 C++

   A JavaScript engine optimized for running React Native.

   

   Hermes

10. graaljs

    9 17 1,846 10.0 C++

    GraalJS – A high-performance, ECMAScript compliant, and embeddable JavaScript runtime for Java

    

    graaljs

11. quickjs

    10 72 8,700 8.8 C

    Public repository of the QuickJS Javascript Engine.

    QuickJS

12. nashorn

    11 10 405 0.0 Java

    https://openjdk.org/projects/nashorn

    

    nashorn

13. tiny-js

    12 3 530 0.0 C++

    Automatically exported from code.google.com/p/tiny-js

    tiny-js

14. elk

    13 13 1,679 2.5 C

    A low footprint JavaScript engine for embedded systems (by cesanta)

    

    elk

15. rhino

    14 14 4,240 9.6 JavaScript

    Rhino is an open-source implementation of JavaScript written entirely in Java

    

    Rhino

16. napajs

    15 6 9,242 0.0 C++

    Discontinued Napa.js: a multi-threaded JavaScript runtime

    

    Napa.js

17. just

    16 25 3,647 2.5 JavaScript

    the only javascript runtime to hit no.1 on techempower :fire: (by just-js)

    

    just

18. lo

    17 1 254 9.4 JavaScript

    it's JavaScript Jim, but not as we know it. :space_invader: (by just-js)

    

    lo

19. elsa

    18 4 2,633 2.4 TypeScript

    Discontinued ❄️ Elsa is a minimal, fast and secure runtime for JavaScript and TypeScript written in Go

    

    elsa

20. boa

    19 21 5,380 9.5 Rust

    Boa is an embeddable and experimental Javascript engine written in Rust. Currently, it has support for some of the language.

    

    boa

21. workerd

    20 41 6,423 9.9 C++

    The JavaScript / Wasm runtime that powers Cloudflare Workers

    

    workerd

22. dune

    21 9 378 5.5 Rust

    A hobby runtime for JavaScript and TypeScript 🚀 (by aalykiot)

    

    dune

23. mjs

    22 4 1,930 0.0 C

    Embedded JavaScript engine for C/C++

    

    mjs

24. Espruino

    23 9 2,821 9.7 C

    The Espruino JavaScript interpreter - Official Repo

    

    Espruino

Suggest a related project