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 Self-Hosted, Android, Mac and Windows apps. The best fastpen alternative is Replit, which is free. Other great sites and apps similar to fastpen are jsFiddle, CodePen, JSPad and JS Bin.

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Alternatives list

  1. Atheos IDE icon
     6 likes

    Atheos is a web-based IDE framework with a small footprint and minimal requirements, built on top of Codiad by FluidByte and the Codiad Team.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
     
  2. Liveweave icon
     22 likes

    Liveweave is a HTML5, CSS3 & JavaScript playground for web developers and designers

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  3. ShiftEdit icon
     28 likes

    online IDE.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  4. Spck Editor icon
     3 likes

    A full-fledged, embeddable, online editor for private, offline web projects. Integrates with Github, and is also mobile friendly!.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
     
  5. Feditor icon
     9 likes

    Instant Code Editor For Front-end Developers & Designers.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  6. ViperIDE icon
     1 like

    An innovative MicroPython IDE for web and mobile.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    • Self-Hosted
     
  7. HTMLhouse icon
     13 likes

    Publish HTML quickly with open source web editor, HTMLhouse. Use the editor / real-time preview to build your HTML page, and press publish when you're done. That's it! No sign up, no fuss.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

    • Self-Hosted
     
  8. Pinocode icon
     3 likes

    Pinocode is an Offline code playground for frontend development right in your browser. It provides you a cool environment to practice frontend development using HTML, CSS and JavaScript. With support for variants and external libraries inclusion.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Chrome OS
    • Google Chrome
     
  9. codeboard.io icon
     3 likes

    A web-based IDE to teach programming in the classroom. Easily create and share exercises with students. Analyze and inspect students' submissions.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  10. goormIDE icon
     7 likes

    goormIDE is a powerful cloud IDE service to maximize the productivity for developers and teams. You can build your own development environment with just a few clicks and collaborate in real-time on the same docker container.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  11. CssDeck icon
     6 likes

    Its about quite a few things. You can use CSSDeck to make testcases and share with other people on IRC, forums, StackOverflow, etc. who help you solve your coding problems. You can even code with multiple people in realtime in various modes. Remember etherpad ?

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  12. 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
     
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