Open Source WebStorm Alternatives

    The best open source alternative to WebStorm is Atom, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to WebStorm and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to WebStorm are Eclipse (Free, Open Source), VSCodium (Free, Open Source), Apache NetBeans (Free, Open Source) and Bluefish Editor (Free, Open Source).

    This page was last updated Sep 2, 2021

    1. Lite XL is a lightweight text editor written mostly in Lua — it aims to provide something practical, pretty, small and fast, implemented as simply as possible; easy to modify and extend, or to use without doing either.
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    2. Howl is a general purpose editor that aims to be both lightweight and fully customizable. It is built on top of the very fast LuaJIT runtime, and can be extended in either Lua or Moonscript. It has a minimalistic UI driven mainly by the keyboard.


      • FreeOpen Source
      • Online
      • Self-Hosted
      • Software as a Service (SaaS)
      Judge0 IDE is a free and open-source online code editor that allows you to write and execute code from a rich set of languages. It's perfect for anybody who just wants to quickly write and run some code without opening a full-featured IDE on their computer.
      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • Online
      A lightweight yet powerful IDE/code editor that comes in both Web and desktop editions, the latter written with PHP and including choices for several platforms (Windows, Linux, Mac).
      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • PortableApps.com
      Nvu (pronounced N-view, for a "new view") is a complete Web Authoring System that combines web file management and easy-to-use WYSIWYG (What You See Is What You Get) web page editing.

      Discontinued

      Development has stopped at June 2005 with version 1.0. KompoZer and BlueGriffon are forks.

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    3. A new code editor for Chrome and ChromeOS.
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      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • Google Chrome
      Devtron is an open source tool to help you inspect, monitor, and debug your Electron app. Built on top of the amazing Chrome Developer Tools.
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    4. Builds, install into the filesystem, then runs a software project.
      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      OpenBeans is an open-source IDE distribution. It is not a fork of Apache NetBeans, but a distribution, in the same way Ubuntu is a distribution based on Debian.
    5. CATS is an IDE for TypeScript and Web developers. CATS is open source software released under the Apache 2.0 license and runs on Linux, Windows and OS X. CATS itself is also written in TypeScript, so you can easily customize it to your needs if required.

      Discontinued

      Last version is from 5 Aug 2016, see https://github.com/jbaron/cats.

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