
fastpen Alternatives
fastpen is described as 'Fastpen is an open source alternative to codepen that just stores the source code compressed, in the url' and is a Code Editor in the development category. There are more than 25 alternatives to fastpen, not only websites but also apps for a variety of platforms, including Mac, Windows, Self-Hosted and Linux apps. The best fastpen alternative is Replit, which is free. Other great sites and apps similar to fastpen are CodePen, jsFiddle, JSPad and JS Bin.
Alternatives list

- 8 DevArt alternatives
Is your code your art? Be awarded a commission alongside some of the world's best interactive artists at the Barbican, London.
Cost / License
- Free
- Proprietary
Platforms
- Online

- 100 paste-bin.xyz alternatives
A pastebin or text storage site is a type of online content hosting service where users can store plain text, e.g. to source code snippets for code review via Internet Relay Chat.


CodeBunk provides a Realtime Collaborative Editor with Compile/Run. CodeBunk is an Online Compiler/Interpreter for PHP, Python, Ruby, Perl, Lua, Javascript, C, C++. CodeBunk also has Peer-to-Peer Video/Audio chat facility.
Cost / License
- Paid
- Proprietary
Platforms
- Online

Playcode is an AI website builder and AI app builder for creating, editing, and publishing live web projects. Describe the website, landing page, internal tool, or app you need in plain language, refine the result with AI chat and visual editing, and publish with hosting, SSL...
Cost / License
- Freemium
- Proprietary
Platforms
- Online


+3
HTCSJS is an online HTML, CSS and JavaScript coding tool. It functions on mobile (unlike JSFiddle), and allows any* external resources. It also allows pasting on iOS, unlike many others. http://shhnowisnottheti.me/demo/
*varies b/c it uses data URLs
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- Windows Phone
- iPad
- jsFiddle
- JS Bin
- CodePen


+4
A collaborative online web development platform using HTML, CSS and JavaScript with a focus on design systems and financial applications.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- Windows Phone
- iPad
- Software as a Service (SaaS)

Aaditor is World's first HTML editor with drag layout. Aaditor has a function of full screen result. You can change the layout of Aaditor according to your wish. All the html,css and js boxes of Aaditor can be dragged , resized and minimized .
Test HTML / JavaScript / CSS snippets with real-time preview. You could also add libraries (jQuery, YUI etc.).

Cost / License
- Free
- Proprietary
Platforms
- Online
Codeply is a editor that lets you run and preview your HTML, CSS and JavaScript code from any modern Web-browser. You've seen this capability in other tools like JSFiddle, Codepen and Bootply. But, Codeply is different because it's not just a code editor.
Cost / License
- Free
- Proprietary
Platforms
- Online







































