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JSitor

Simple, fast online code editor.

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JSitor runs projects in a lightweight JavaScript runtime built for the browser. It loads project files, runs npm install, starts a dev server and shows a live preview. It supports common Node.js APIs but not all of them — packages with native binaries and some system-level features are unsupported. Projects are stored in the user's account and can be downloaded as a zip.

12 alternatives to JSitor

Ranked by how well each tool replaces JSitor: shared features, audience, price and popularity.

  1. RunJS

    JavaScript playground for your desktop

    Covers 0 of 15 key features.

    Free plan
    65 out of 100 matchFree

  2. Brackets

    Now Phoenix Code | Free Open Source Code Editor with Live Preview

    Covers 0 of 15 key features and is open source.

    Free planOpen source
    63 out of 100 matchContact sales

  3. Visual Studio Code for the Web (vscode.dev)

    Build with Visual Studio Code, anywhere, anytime, entirely in your browser.

    Covers 0 of 15 key features.

    Free plan
    62 out of 100 matchFree

  4. StackBlitz

    Instant Dev Environments | Click. Code. Done.

    Covers 0 of 15 key features.

    Free plan
    62 out of 100 matchContact sales

  5. JSLint

    The JavaScript Code Quality and Coverage Tool

    Covers 0 of 15 key features and is open source.

    Free planOpen source
    61 out of 100 matchFree

  6. glot.io

    Run and share code in dozens of languages — open source.

    Covers 0 of 15 key features and is open source.

    Free planOpen source
    59 out of 100 matchContact sales

  7. CoffeeScript

    A little language that compiles into JavaScript

    Covers 0 of 15 key features and is open source.

    Open source
    59 out of 100 match—

  8. OnlineGDB

    Online compiler and debugger for C/C++ and many other languages

    Covers 0 of 15 key features.

    Free plan
    58 out of 100 matchFree

  9. Ace (Ajax Code Editor)

    The High Performance Code Editor for the Web

    Covers 0 of 15 key features and is open source.

    Open source
    58 out of 100 match—

  10. CodeLite

    A free, open source, cross-platform IDE for C, C++, Rust, PHP and Node.js

    Covers 0 of 15 key features and is open source.

    Free planOpen source
    58 out of 100 matchFree

  11. Leporello.js

    Online JavaScript/TypeScript playground with a time-travel debugger

    Covers 0 of 15 key features.

    Free plan
    57 out of 100 matchFree

  12. Pi

    A terminal-based coding agent

    Covers 0 of 15 key features and is open source.

    Open source
    56 out of 100 match—