JavaScript shells

A JavaScript shell allows you to quickly test snippets of JavaScript code without having to reload a web page. They are extremely useful for developing and debugging code.

Standalone JavaScript shells

The following JavaScript shells are stand-alone environments, like perl or python.

  • JSDB - A standalone JavaScript shell, with compiled binaries for Windows, Mac, and Linux.
  • JavaLikeScript - A standalone, extensible JavaScript shell including both native and JavaScript libraries.
  • GLUEscript - A standalone JavaScript shell for writing cross-platform JavaScript applications.  It can use wxWidgets for GUI apps, and was formerly called wxJavaScript.
  • jspl - A standalone JavaScript shell enhanced by Perl. Can use perl modules directly from JavaScript: DBI for database integration, GTK2 for GUI apps, POSIX for system programming, etc. The best of CPAN now for JavaScript programmers.

List of JavaScript shells

The following JavaScript shells work with Mozilla.

  • Firefox has a built-in Javascript console, called Scratchpad, starting in version 6.
  • JavaScript Shell (js) - A command line interpreter for JavaScript
  • xpcshell is an XPConnect - enabled shell, sometimes useful for Mozilla development.
  • -- An open-source JavaScript console with the ability to easily link to particular expressions
  • JavaScript Shell (web page) - also available as part of the Extension Developer's Extension
  • JavaScript Shell Extended - A modified version of the above shell with various enhancements like JSON support, highest-version-supported JavaScript evaluation, etc.
  • Jash: JavaScript Shell - a DHTML - based shell that gives you command line access to a web page.
  • JSSh - A TCP/IP Javascript Shell Server for Mozilla.
  • SD Connector - Like JSSh, but written entirely in Javascript, so no compilation of binary components is required.
  • MozRepl - Connect to Firefox and other Mozilla apps, explore and modify them from the inside, while they're running.
  • Execute JS - Firefox-Extension which provides an enhanced JavaScript-Console, where you can comfortably enter and execute arbitrary JavaScript-Code and modify functions.
  • xqjs - Simple console for Firefox.
  • Firebug - Developer tools for Firefox, including console.

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