CodePen AlternativesTop Code Editors and other similar apps like CodePen

CodePen is described as 'A communal platform for front-end development offering real-time previews, project building, and showcases, enhancing skills through challenges' and is a very popular Code Editor in the development category. There are more than 50 alternatives to CodePen, not only websites but also apps for a variety of platforms, including Self-Hosted, Android, Linux and Mac apps. The best CodePen alternative is jsFiddle, which is free. Other great sites and apps similar to CodePen are Replit, CodeSandbox, Firebase Studio and JSPad.

filter to find the best alternatives

CodePen alternatives are mainly Code Editors, but if you're looking for IDEs or Pastebin Services you can filter on that. 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 CodePen.
CodePen iconCodePen
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A communal platform for front-end development offering real-time previews, project building, and showcases, enhancing skills through challenges.

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CodePen alternatives page was last updated Apr 10, 2025
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Alternatives
  1. 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.

    71 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 CodePen

     
    Comments about jsFiddle as an Alternative to CodePen
    festivity
    Positive •Feb 15, 2023
    0

    Very similar, both have fields for HTML/JS/CSS and both don't require an account.

    CodePen Icon
    jsFiddle icon

    • Most users think jsFiddle is a great CodePen alternative.

    • jsFiddle is the most popular Web-based alternative to CodePen.

    • jsFiddle is the most popular free alternative to CodePen.

    • jsFiddle is Freemium and ProprietaryCodePen is also Freemium and Proprietary
    • jsFiddle is LightweightCodePen is not according to our users
  2. 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.

    63 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 CodePen

     
    Comments about Replit as an Alternative to CodePen
    cldprv
    Positive •Dec 27, 2023
    0

    I like replit because they have a great free version with AI autocomplete and chat.

    CodePen Icon
    Replit icon

    • Most users think Replit is a great CodePen alternative.

    • Replit is the most popular Android, iPhone, iPad & Android Tablet alternative to CodePen.

    • Replit is Freemium and ProprietaryCodePen is also Freemium and Proprietary
  4. CodeSandbox icon

    CodeSandbox

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

    26 CodeSandbox alternatives

    License model

    • Freemium • Open Source

    Application type

    Country of Origin

    • NL flagNetherlands
    • European Union flagEU

    Platforms

    • Online
    CodeSandbox screenshot 1

    CodeSandbox Features

    1.  Syntax Highlighting
    2.  Live Preview
    3. Git icon  Git Support
    4. GitHub icon  GitHub Integration
    5.  Cloud IDE
    6. Node.js icon  Support for Node.js
    7.  Sandbox
    8.  React

    CodeSandbox VS CodePen

     

    • Almost everyone thinks CodeSandbox is a great CodePen alternative.

    • CodeSandbox is the most popular Open Source alternative to CodePen.

    • CodeSandbox is Freemium and Open SourceCodePen is Freemium and Proprietary
  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. Firebase Studio icon

    Firebase Studio

     9 likes
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    A cloud-based, agentic development environment designed to accelerate how you build, test, deploy and run production-quality AI applications, all in one place.

    30 Firebase Studio alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    Firebase Studio screenshot 1

    Top Firebase Studio Features

    1.  Code Formatting
    2.  Dark Mode
    3.  Extensible by Plugins/Extensions
    4. LaTeX icon  Support for LaTeX
    5. Git icon  Git Support
    6.  Autocompletion
    7.  Live Preview
    8.  Support for MarkDown
    9.  Batch Editing
    10.  Syntax Highlighting
    11.  Spell Checking
    12. Bitbucket icon  Bitbucket Integration

    Firebase Studio VS CodePen

     
  7. JSPad icon

    JSPad

     7 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 CodePen

     
  8. JS Bin icon

    JS Bin

     64 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.

    64 JS Bin alternatives

    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 CodePen

     
  10. Glitch icon

    Glitch

     23 likes
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    With working example apps to remix, a code editor to modify them, instant hosting and deployment - anybody can build a web app on Glitch.

    22 Glitch alternatives

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online
    The homepage

    Glitch Features

    1.  Live Preview
    2.  Cloud Servers
    3.  Cloud IDE
    4.  Private repositories
    5.  Community-based
    6.  File Storage
    7.  Dedicated Server Hosting
    8. Node.js icon  Support for Node.js
    9. GitHub icon  GitHub Integration

    Glitch VS CodePen

     
  11. vscode.dev icon

    vscode.dev

     6 likes
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    Online VScode editor.

    24 vscode.dev alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    • Self-Hosted
    vscode.dev screenshot 1

    vscode.dev Features

    1. GitHub icon  GitHub Integration

    vscode.dev VS CodePen

     

    • vscode.dev is the most popular Self-Hosted alternative to CodePen.

    • vscode.dev is Free and Open SourceCodePen is Freemium and Proprietary
  12. StackBlitz icon

    StackBlitz

     20 likes
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    Online VS Code IDE for Angular & React.

    27 StackBlitz alternatives

    License model

    • Freemium • Proprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    StackBlitz screenshot 1

    StackBlitz Features

    1. GitHub icon  GitHub Integration
    2.  React
    3.  Cloud IDE
    4. Node.js icon  Support for Node.js
    5.  Live Preview
    6.  Code Completion
    7.  Sandbox

    StackBlitz VS CodePen

     
  13. 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.

    65 JSitor alternatives

    License model

    • Free • Proprietary

    Application type

    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 CodePen

     

    • Almost everyone thinks JSitor is a great CodePen alternative.

    • JSitor is the most popular SaaS alternative to CodePen.

    • JSitor is Free and ProprietaryCodePen is Freemium and Proprietary
  14. 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.

    23 flems.io alternatives

    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 CodePen

     
  15. Web Maker icon

    Web Maker

     8 likes
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    Web Maker is an easy, quick and offline web experiment playground available as a Chrome extension, with open source code available at GitHub.

    11 Web Maker alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Online
    • Google Chrome
    Web Maker screenshot 1

    Web Maker Features

    1.  Offline coding

    Web Maker VS CodePen

     
    Comments about Web Maker as an Alternative to CodePen
    Triathlon
    Positive •May 13, 2018
    1

    1- Simpler to use 2- Code highlighting 3- And what I was looking for is : html auto completion, css and JS auto-suggestion

    chinchang
    Positive •Feb 18, 2017
    1

    Has almost all features of CodePen and even works offline.

    CodePen Icon
    Web Maker icon

    • Almost everyone thinks Web Maker is a great CodePen alternative.

    • Web Maker is Free and Open SourceCodePen is Freemium and Proprietary
12 of 66 CodePen alternatives