Online CodePen Alternatives

There are many alternatives to CodePen as a web app if you are looking for a replacement. The best Online alternative is jsFiddle, which is free. If that doesn't suit you, our users have ranked more than 50 alternatives to CodePen and loads of them are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to CodePen are CodeSandbox, JS Bin, Glitch and StackBlitz.

CodePen alternatives are mainly Code Editors but may also be IDEs or Pastebin Services. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of CodePen.

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CodePen

109

Freemium • Proprietary
Code Editor
Online

CodePen is a social development environment for front-end designers and developers. Build and deploy a website, show off...

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jsFiddle
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No
Freemium • Proprietary
Code Editor
Online
60 alternatives to jsFiddle
jsFiddle lets one easily test snippets of JavaScript/CSS/HTML code on-the-fly, adding optional libraries like jQuery.
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jsFiddle Features
1. Live PreviewInstantly see what your files and documents look like as you create them.
Text editing
Realtime development
Sandbox
Live coding
jsFiddle vs CodePen opinions
Most users think jsFiddle is a great alternative to CodePen.
festivity
Very similar, both have fields for HTML/JS/CSS and both don't require an account.
Positive comment•
0
CodeSandbox
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No
Freemium • Open Source
Code Editor
Online
19 alternatives to CodeSandbox
CodeSandbox is an online editor with a focus on creating, sharing and importing new React projects
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CodeSandbox Features
1. Syntax HighlightingCodeSandbox supports syntax highlighting for various programming and markup languages.
2. Git SupportCodeSandbox supports Git, a free and open source distributed version control system.
3. Live PreviewInstantly see what your files and documents look like as you create them.
GitHub integration
Support for NodeJS
Cloud IDE
Sandbox
React
CodeSandbox vs CodePen opinions
Almost everyone thinks CodeSandbox is a great alternative to CodePen.
JS Bin
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Yes
No
Freemium • Open Source
Code Editor
Pastebin Service
Online
56 alternatives to JS Bin
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.
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JS Bin Features
Run code
Mobile friendly
Discontinued
Last GitHub commit on Oct 2021.

JS Bin vs CodePen opinions
Most users think JS Bin is a great alternative to CodePen.
Glitch
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No
Freemium • Proprietary
IDE
Online
20 alternatives to Glitch
With working example apps to remix, a code editor to modify them, instant hosting and deployment - anybody can build a web app on Glitch.
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Glitch Features
1. Live PreviewInstantly see what your files and documents look like as you create them.
Cloud Servers
Private repositories
Community-based
File Storage
Dedicated Server Hosting
Support for NodeJS
Cloud IDE
GitHub integration
StackBlitz
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Yes
No
Freemium • Proprietary
Code Editor
Online
21 alternatives to StackBlitz
Online VS Code IDE for Angular & React.
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StackBlitz Features
1. Live PreviewInstantly see what your files and documents look like as you create them.
GitHub integration
React
Cloud IDE
Support for NodeJS
Code Completion
Sandbox
Outpan
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Yes
No
Free • Proprietary
Online
22 alternatives to Outpan
Find, create, or share awesome apps that work right here in your browser. And for developers, join the #1 platform to build, distribute, and monetize web-based apps.
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Outpan Features
Web-Based
Add a screenshot

Outpan vs CodePen opinions
Almost everyone thinks Outpan is a great alternative to CodePen.
snippet.host
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No
Free • Proprietary
Pastebin Service
Online
106 alternatives to snippet.host
snippet.host is a minimal text and code snippet hosting. With memorable domain name, it is free, lightweight, with no ads or cookies. Features include syntax highlighting in multiple languages, easy-to-use API and Tor hidden service support.
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snippet.host Features
Snippets
Snippets Manager
Coding Ground
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No
Free • Proprietary
Online
50 alternatives to Coding Ground
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.
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Coding Ground Features
1. Support for MarkDownCoding Ground supports MarkDown for document formatting.
Vim
Web-Based
kodeWeave
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No
Free • Open Source
Code Editor
IDE
Mac
Windows
Linux
Online
Android
Chrome OS
Android Tablet
52 alternatives to kodeWeave
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.
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kodeWeave Features
1. No registration requiredYou can use most of the features in kodeWeave without registration.
2. PortablekodeWeave can be used from a USB stick or similar with no prior installation.
3. Real time collaborationMultiple users can work together in kodeWeave simultaneously.
Debugging
Test management
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 vs CodePen opinions
Some users think kodeWeave is a great alternative to CodePen, some don't.
Plunker
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Yes
No
Free • Open Source
Code Editor
Online
51 alternatives to Plunker
Plunker is an online community for creating, collaborating on and sharing your web development ideas.
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Plunker Features
Programmers Documentation
Plunker vs CodePen opinions