Dev tools · alternatives · 2026

24 alternatives to CodePen

HTML, CSS, and JavaScript editor in the browser.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. CodePen launched in 2014; newer entries below may have overtaken it.

1. 1
   CodePen▲11

   Front-End Developer Playground & Code Editor in the Browser

   2015 · codepen.io · its alternatives →

2. 2
   CodePen Projects▲288

   A web based IDE for building websites by CodePen

   2017 · codepen.io · its alternatives →

3. 3
   CodePen: Online Code Editor▲16

   Build, share, and learn JavaScript, CSS, and HTML editor.

   2021 · codepen.io · its alternatives →

4. 4
   HTML Editor▲187

   Create HTML snippets with a simple WYSIWYG editor

   2017 · htmleditor.io · its alternatives →

5. 5
   CodePen Projects▲4

   CodePen IDE within web browser

   2017 · blog.codepen.io · its alternatives →

6. 6
   Dirty Markup▲140

   Tidy up your HTML, CSS, and JavaScript code

   2015 · dirtymarkup.com · its alternatives →

7. 7
   Code Box▲78

   A desktop app, inspired by CodePen and JSFiddle

   2021 · virejdasani.github.io · its alternatives →

8. 8
   CODECAST▲254

   HTML & CSS editor in your browser with real-time previews

   2015 · codecast.me · its alternatives →

9. 9
   Monaco Editor▲98

   A browser based code editor

   2016 · microsoft.github.io · its alternatives →

10. 10
    Input▲97

    Fonts for Code

    2015 · its alternatives →

11. 11
    hack.css▲174

    The CSS framework for hackers

    2016 · hackcss.com · its alternatives →

12. 12
    Codesign.io for Chrome▲209

    Simplest way to share and discuss feedback on the web

    2015 · codesign.io · its alternatives →

13. 13
    CodeSwing – A CodePen-like interactive playground, built into VS Code▲159

    VS Code extension for building web applications ("swings") using a interactive and editor-integrated coding environment - lostintangent/codeswing

    2020 · github.com · its alternatives →

14. 14
    Brackets 1.0▲190

    An open-source text editor for web designers by Adobe

    2014 · github.com · its alternatives →

15. 15
    CodePen Patterns▲243

    A collection of design patterns & code for your project

    2014 · codepen.io · its alternatives →

16. 16
    CodeMyUI▲242

    Handpicked code snippets you can use in your web projects

    2015 · codemyui.com · its alternatives →

17. 17
    Typo▲96

    Tune fonts for web and mobile

    2017 · apps.apple.com · its alternatives →

18. 18
    FreshDesign.io▲219

    A curation of beautiful websites and designer resources

    2016 · freshdesign.io · its alternatives →

19. 19
    JavaScript.com▲217

    A free resource for learning and developing in JavaScript

    2015 · javascript.com · its alternatives →

20. 20
    UI Palette▲220

    UI colors, tools & trends all in one place

    2015 · its alternatives →

21. 21
    webdesignrepo V2▲121

    A curation of the best webdesign tools and resources

    2016 · ruto77kita.com · its alternatives →

22. 22
    Learning Web Design▲69

    A Beginner's Guide to HTML, CSS, JavaScript, & Graphics

    2017 · amazon.com · its alternatives →

23. 23
    EME▲92

    Elegant Markdown editor

    2016 · its alternatives →

24. 24
    CODY▲136

    Free library of HTML, CSS, & JS nuggets

    2014 · codyhouse.co · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →