Browse free open source JavaScript Interpreters and projects below. Use the toggles on the left to filter open source JavaScript Interpreters by OS, license, language, programming language, and project status.

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  • 1
    V1 Script

    V1 Script

    A Script Language for Web, Linux and Windows

    V1 is a simple functional interpreter language with syntax from C, PHP and JavaScript. It was developed from the scratch. The focus is on simple administrative and experimental programming, but it has enhanced benefits like Multithreading, CGI, Web functions and Native function calling. The most buildin functions are compatible with PHP, for example fopen(). The current Version 0.96 is available for Windows (32 Bit, WinXP, Win7, Win10+), Linux (x86, 64 Bit, libc 2.2) and Linux (ARM, 32 Bit, libc 2.28). Tested ARM systems: Raspberry Pi Zero, Banana Pi Zero.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 2
    several vaguely related projects worked on by me: a 3d engine with a javascript-like scripting language (pdsys); an older scheme dialect (vmsys); ... (2009-04-28: I have been gone for years, may try to put up some newer stuff...).
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3
    Whitebeam Web Application Server

    Whitebeam Web Application Server

    JavaScript/XML engine for Apache

    Whitebeam is a complete rapid development Web application server integrating Apache, Posgresql, Mozilla's SpiderMonkey JavaScript engine with it's own powerful XML/XPath based secure application framework.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 4
    KAREL 3D WebGL

    KAREL 3D WebGL

    Children's learning programming language Karel the Robot in 3D

    KAREL 3D written in JavaScript with WebGL is a children's programming language for teaching algorithms. This is later variant from Karel the Robot in 3D, created in 1986 for 8bit microcomputer PMD 85-2. Support full recursion, create new commands, complex commands with condition from dialog and direct control with keys, language translation. Objects: brick, wall, mark, fence. Check out the Wiki (here) for more examples and pictures. Include ZIP with original historical manuals in Slovak language from years 1987 - 1990 Writen in HTML for fast universal use, including JavaScript code with Three engine. After download and unzip, runable (run html file) without installation in internet browser. Tested in EDGE and Chrome. Version without WebGL, and just as one file (+ include examples in text file): https://sourceforge.net/projects/karel-3d/ C++ version: https://sourceforge.net/projects/karel-3d-cpp/
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 5
    Embed Prolog directly in your Python, C# or Javascript program using the yield keyword. There is no API standing between your code and Yield Prolog, so you can use all language features, including arrays, file I/O, user interaction and your own classes.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 6
    NetScripter is a web-based cross-browser interpreter compatible with NScripter, it is suitable for presentations, games and interactive webpages.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    RockScript is the world's smallest Java-based JavaScript interpreter, runs smoothly in any J2ME phones. The binary size of core engine including native objects/methods is less than 25K (obfuscated & JAR'ed). It can be integrated into any J2ME apps.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 8
    The plugin arranges runtime environment for executing scripts that manage Far Manager using Far API object model. The scripts may be written in any language that support Active Scripting technology.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    A C++ library which enables seamless interoperability between C++ and interpreted languages such as javascript. Based loosely on the boost.python project. A separate javascript parser is supplied.
    Downloads: 1 This Week
    Last Update:
    See Project
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  • 10
    Askari is a custom version of the Mozilla Rhino Javascript Engine optimized for use in standalone applications and servlets. It is easily extensible either with Java libraries (SWT is bundled) or by adding to the included JavaScript library framework.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    The project aims to extend the PHP scripting language to enable PHP developers to write bioinformatics applications more rapidly than if they had to start from scratch using \"vanilla php\".
    Downloads: 0 This Week
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  • 12
    Are you a fan of FORTH/RPN math? Need an easy, quick way to access files, do calculations, or just about anything else on your computer? Enter CUE (abrv. Q). Optimized for short, quick programs this language can be used for many different chores.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    The DCN Toolkit contains the DCN Interpreter for processing XML datastreams in a CORBA/ECMA compliant environment. See http://www.dataconsortium.org for information about the Data Consortium Namespace and its RDF Dictionary.
    Downloads: 0 This Week
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  • 14
    A perl script that parses given JavaScript source files for documentation in JavaDoc style, and generates HTML description page about functions, its parameters, etc.
    Downloads: 0 This Week
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  • 15
    ESA Provides a wrapper around the .NET scripting engine which adds support for hosting the scripting engine in a seperate AppDomain, and includes a Design-time environment for applications.
    Downloads: 0 This Week
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  • 16
    ESMJS, Enhanced SpiderMonkey JavaScript, (will) provide an easy way to integrate Javascript Plugins into C applications.
    Downloads: 0 This Week
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  • 17
    Clean, small, ECMA-262 compliant core javascript interpreter written in c++.
    Downloads: 0 This Week
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  • 18
    The Esoteric Project is a project devoted to providing interpreters and/or compilers for every Turing-complete Esoteric Programming Language.
    Downloads: 0 This Week
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  • 19
    Javascript bindings for C++, a Javascript interpreter/shell & Javascript/C++ module system. It includes a few Javascript classes and modules. It supports easy embedding of Javascript in C++ and vice versa. The currently supported engine is Spidermonkey.
    Downloads: 0 This Week
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    See Project
  • 20

    Hellsing

    Distributed JavaScript Engine

    Hellsing is a distributed JavaScript engine.
    Downloads: 0 This Week
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    See Project
  • 21
    A simple, intuitive Javascript keyboard for Indic Languages such as Hindi, Sanskrit and Gujarati, based on Unicode characters.
    Downloads: 0 This Week
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    See Project
  • 22
    Put Java code embedded in your HTML pages, executed client-side (as old JavaScript) with all its power and ease of use (a lot MORE than old JavaScript)!!!
    Downloads: 0 This Week
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  • 23
    JFolder is a web-based application development and management tool. It allows users to create applications through a web browser without writing any code. The current release includes an implementation of the Pet Store written without code.
    Downloads: 0 This Week
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  • 24
    JLog is a Prolog interpreter written in Java. It is fast and perfectly suited for education. It includes source editor, query panels, online help, animation primitives, and a GUI debugger. JScriptLog is Prolog in JavaScript.
    Downloads: 0 This Week
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    See Project
  • 25
    This project implements turtle graphics in Javascript, with the intent to help teach young children the basics about programming.
    Downloads: 0 This Week
    Last Update:
    See Project
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