Thimble by Mozilla AlternativesCode Editors and other similar apps like Thimble by Mozilla

Thimble by Mozilla is described as 'Webmaker - teach your self to code for the web' and is a Code Editor in the development category. There are more than 10 alternatives to Thimble by Mozilla, not only websites but also apps for a variety of platforms, including Android, Linux, Self-Hosted and iPad apps. The best Thimble by Mozilla alternative is Replit, which is free. Other great sites and apps similar to Thimble by Mozilla are CodePen, jsFiddle, JSPad and JS Bin.

Thimble by Mozilla iconThimble by Mozilla
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Webmaker - teach your self to code for the web.

More about Thimble by Mozilla
More about Thimble by Mozilla
Thimble by Mozilla alternatives page was last updated Apr 10, 2025
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  1. Replit icon

    Replit

     80 likes
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    Replit is a collaborative cloud development environment offering in-browser IDE features like AI assistance, real-time collaboration, Git support, hosting, deployment, syntax highlighting, plugin extensibility, ad-free UI, dark mode, and live code sharing.

    65 Replit alternatives

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Replit screenshot 1

    Properties

    1.  Support for Themes

    Features

    1.  Run code
    2.  Code Completion
    3.  Real time collaboration
    4.  Dark Mode
    5.  Ad-free
    6.  Autocompletion
    7. Git icon  Git Support
    8.  Support for MarkDown
    9.  Support for Bootstrap
    10.  Extensible by Plugins/Extensions
    11.  Code Formatting
    12.  Syntax Highlighting

    Replit VS Thimble by Mozilla

     

    • Replit is the most popular Web-based, Android, iPhone & iPad alternative to Thimble by Mozilla.

    • Replit is the most popular free alternative to Thimble by Mozilla.

    • Replit is Freemium and ProprietaryThimble by Mozilla is Free and Open Source
  2. CodePen icon

    CodePen

     117 likes
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    CodePen is a communal front-end development platform providing real-time HTML, CSS, and JavaScript previews. Users can build projects, test code, and enhance skills through challenges. Features include Presentation Mode for conferences and a vast active community for sharing and discovery.

    66 CodePen alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    Auto Updating Previews: As you code, the preview updates automatically. Unless you don't want it to.

    Properties

    1.  Support for Themes

    Features

    1.  Live Preview
    2.  Running code
    3.  Sandbox
    4.  HTML/CSS/JS rendering
    5.  Code Formatting
    6.  Autocompletion
    7.  Syntax Highlighting
    8.  No registration required
    9.  Extensible by Plugins/Extensions
    10.  Support for MarkDown
    11.  Dark Mode
    12.  Real time collaboration

    CodePen VS Thimble by Mozilla

     
  4. jsFiddle icon

    jsFiddle

     141 likes
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    jsFiddle lets one easily test snippets of JavaScript/CSS/HTML code on-the-fly, adding optional libraries like jQuery.

    73 jsFiddle alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • PL flagPoland
    • European Union flagEU

    Platforms

    • Online
    jsFiddle screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Live Preview
    2.  Live coding
    3.  Sandbox
    4.  HTML/CSS/JS rendering
    5.  Text editing
    6.  Realtime development

    jsFiddle VS Thimble by Mozilla

     
  5. Ad
    Screenshot
    Replit icon
    Replit

    Replit is a collaborative cloud development environment offering in-browser IDE features like AI assistance, real-time collaboration, Git support, hosting, deployment, syntax highlighting, plugin extensibility, ad-free UI, dark m...

    https://replit.com
    Learn More
  6. JSPad icon

    JSPad

     8 likes
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    JSPad is a fast and lightweight online code editor for writing, testing, and previewing HTML, CSS, and JavaScript snippets instantly.

    52 JSPad alternatives

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Online
    JSPad screenshot 1

    Properties

    1.  Distraction-free
    2.  Lightweight
    3.  Support for Themes

    Features

    1.  No Tracking
    2.  Live Preview
    3.  Ad-free
    4.  Syntax Highlighting
    5.  Dark Mode
    6.  No registration required
    7.  Code Formatting
    8.  Support for Bootstrap
    9. Git icon  Git Support
    10.  Web-Based
    11.  Sandbox
    12.  HTML/CSS/JS rendering

    JSPad VS Thimble by Mozilla

     
  7. JS Bin icon

    JS Bin

     65 likes
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    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.

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Online
    JS Bin screenshot 1
    Discontinued

    Last GitHub commit on Oct 2021.

    JS Bin Features

    1.  Run code
    2.  Mobile friendly

    JS Bin VS Thimble by Mozilla

     

    • JS Bin is the most popular Open Source alternative to Thimble by Mozilla.

    • JS Bin is Freemium and Open SourceThimble by Mozilla is Free and Open Source
  8. kodeWeave icon

    kodeWeave

     25 likes
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    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.

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Chrome OS
    • Android Tablet
    The kodeWeave Web Application
    Discontinued

    On their GitHub page: "As of July 25th 2017 kodeWeave is no longer an active project. All updates as of that date and on are solely contributor based implementations." Last update in November 2019.

    kodeWeave Features

    1.  No registration required
    2.  Portable
    3.  Real time collaboration
    4.  Debugging

    kodeWeave VS Thimble by Mozilla

     

    • kodeWeave is the most popular Windows, Mac & Linux alternative to Thimble by Mozilla.

    • kodeWeave is Free and Open SourceThimble by Mozilla is also Free and Open Source
  10. Codewith.it icon

    Codewith.it

     4 likes
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    Codewith.it is an online HTML, CSS and JavaScript code playground with realtime preview with many tools for developing web pages and advanced code analysis systems, with many assistance tools.

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Online
    HTML, CSS and JS codes editors generate a preview on right window, with element inspector

    Codewith.it Features

    1.  Live Preview
    2.  Autocompletion
    3.  Inspect Element
    4.  Syntax Highlighting
    5.  Code Formatting

    Codewith.it VS Thimble by Mozilla

     
  11. flems.io icon

    flems.io

     8 likes
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    Flems is a playground for web development. It's ideal for prototyping ideas & sharing working front-end code examples.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    flems.io screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  No registration required
    2.  Live Preview
    3.  Support for MarkDown
    4.  Syntax Highlighting
    5.  Real time collaboration

    flems.io VS Thimble by Mozilla

     

    • flems.io is the most popular Self-Hosted alternative to Thimble by Mozilla.

    • flems.io is Free and Open SourceThimble by Mozilla is also Free and Open Source
    • flems.io is LightweightThimble by Mozilla is not according to our users
  12. JSitor icon

    JSitor

     19 likes
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    JSitor is an online tool for testing and showcasing user-created and collaboration HTML, CSS, JavaScript and NodeJS snippets.

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • IN flagIndia

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Software as a Service (SaaS)
    • Liveweave
    • jsFiddle
    • JS Bin
    • Plunker
    • CodePen
    JSitor screenshot 1

    Properties

    1.  Educational

    Features

    1. Node.js icon  Support for Node.js
    2.  Live Preview
    3.  Rich text editing
    4.  Support for ReactJS
    5.  Autocompletion
    6.  Sandbox
    7.  Tablet support
    8.  Mobile friendly
    9.  Console view

    JSitor VS Thimble by Mozilla

     

    • JSitor is the most popular SaaS alternative to Thimble by Mozilla.

    • JSitor is Free and ProprietaryThimble by Mozilla is Free and Open Source
  13. Try It Online (TIO) icon

    Try It Online (TIO)

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

    50 Try It Online (TIO) alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    • Self-Hosted

    Try It Online (TIO) VS Thimble by Mozilla

     
  14. Coding Ground icon

    Coding Ground

     15 likes
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    Compile and Execute your favorite programming languages online, click any of the following to proceed! Web Technologies, Text Formatting, Useful Utilities, Programming Languages. Vim, emacs modes are avaliable.

    56 Coding Ground alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Online
    Coding Ground screenshot 1

    Coding Ground Features

    1.  Support for MarkDown
    2.  Web-Based

    Coding Ground VS Thimble by Mozilla

     
  15. Playhouse icon

    Playhouse

     1 like
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    Playground for HTML/CSS/JavaScript.

    License model

    • Free • Open Source

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Linux
    • Flathub
    Playhouse screenshot 1

    Playhouse Features

    1.  Dark Mode
    2.  Auto-saving
    3.  Flatpak
    4.  Gtk

    Playhouse VS Thimble by Mozilla

     
12 of 23 Thimble by Mozilla alternatives