Open Source Replit AlternativesCode Editors & IDEs like Replit

The best open source alternative to Replit is Ona (Previously Gitpod). If that doesn't suit you, our users have ranked more than 100 alternatives to Replit and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Replit are CodeSandbox, JS Bin, Coder and Open Lovable.

filter to find the best alternatives

Replit alternatives are mainly Code Editors, but if you're looking for IDEs or AI Coding Assistants you can filter on that. Other popular filters include Free, Open Source and Online. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Replit.
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Alternatives list

  2. CodeSandbox icon

    CodeSandbox

     33 likes

    CodeSandbox is an online editor with a focus on creating, sharing and importing new React projects

    33 CodeSandbox alternatives

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Online
    • NL flagNetherlands
    • European Union flagEU
    Home
    Good alternative?
     
  4. JS Bin icon

    JS Bin

     65 likes

    JS Bin is a collaborative open source JavaScript debugging tool. Enter Javascript in one pane and HTML in the other and see the result; share using a short URL. Choose popular JS libs from a menu, so you don't have to remember the URL.

    71 JS Bin alternatives

    Cost / License

    • Freemium
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

    • Online
    • GB flagUnited Kingdom
    JS Bin screenshot 1
    Good alternative?
     
  6. Open Lovable icon

    Open Lovable

     4 likes

    Clone and recreate any website as a modern React app in seconds.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Self-Hosted
    • US flagUnited States
    Open Lovable screenshot 1
    Good alternative?
     
  8. kodeWeave icon

    kodeWeave

     24 likes

    kodeWeave is a realtime coding playground for HTML, CSS and Javascript. Similar to JSFiddle and JSBin, but kodeWeave was made to work offline but also as a prototyping application to build applications for desktop operating systems while on mobile devices.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Chrome OS
    • Android Tablet
    The kodeWeave Web Application
    Good alternative?
     
  9. Mneme HQ icon

    Mneme HQ

     2 likes

    Architectural governance layer for AI coding agents — enforces decisions, policies, and standards before AI generates code.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
    • GB flagUnited Kingdom
    Mneme HQ screenshot 1
    Good alternative?
     
  10. Try It Online (TIO) icon

    Try It Online (TIO)

     12 likes

    TIO is a family of online interpreters for an evergrowing list of practical and recreational programming languages.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    Good alternative?
     
  11. OpenGravity icon

    OpenGravity

     2 likes

    An experimental, lightweight, BYOK (Bring Your Own Key) recreation of the Google Antigravity UI. OpenGravity provides a browser-based, reasoning-enabled IDE with a live xterm.js terminal powered by the WebContainer API.

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    OpenGravity screenshot 1
    Good alternative?
     
  12. Plunker icon

    Plunker

     27 likes

    Plunker is an online community for creating, collaborating on and sharing your web development ideas.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    Plunker being edited
    Good alternative?
     
  13. Dabblet icon

    Dabblet

     20 likes

    dabblet is an interactive playground for quickly testing snippets of CSS and HTML code. It uses -prefix-free, so that you won't have to add any prefixes in your CSS code. You can save your work in Github gists, embed it in other websites and share it with others.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • GR flagGreece
    • European Union flagEU
    Dabblet screenshot 1
    Good alternative?
     
  14. fastpen icon

    fastpen

     2 likes

    Fastpen is an open source alternative to codepen that just stores the source code compressed, in the url.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    Desktop view
    Good alternative?
     
12 of 30 Replit alternatives