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Dev tools · alternatives · 2026

FR

Plunker is an online code editor launched in 2012 that allows developers to write, test, and share code in real-time. It provides an integrated environment for front-end development where users can create, edit, and… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Full rewrite of Plunker, an online code editor with real-time features launched in 2012; newer entries below may have overtaken it.

  1. 1

    The tool to prototype, experiment and share your web ideas

    2020 · plnkr.co · its alternatives →

  2. 2
    Plunk▲135

    All-in-one email tool

    2023 · useplunk.com · its alternatives →

  3. 3

    Code, preview, share, and host with AI Power

    2025 · codeorbital.vercel.app · its alternatives →

  4. 4

    Plunker Helping developers make the web

    2017 · plnkr.co · its alternatives →

  5. 5

    Test your C# code online with .NET Fiddle code editor.

    2013 · dotnetfiddle.net · its alternatives →

  6. 6

    The online code editor for web development

    2018 · codesandbox.io · its alternatives →

  7. 7

    I initially built cs (codespelunker) as a way to answer the question, can BM25 relevance search work without building an index? Turns out it can, and so I iterated on the idea, building it into a full CLI tool. Recently I wanted to improve it by adding relevance of tools like Sourcegraph or Zoekt but again without adding an index. cs uses scc https://github.com/boyter/scc to understand the structure of the file on the fly. As such it can filter searches to code, comments or strings. It also applies a weighted BM25 algorithm where matches in actual code rank higher than…

    2023 · github.com · its alternatives →

  8. 8
    rhun▲59

    A small, fast code editor written in assembly

    23d ago · rhun.app · its alternatives →

  9. 9

    Some highlights: - 100% free and open source (https://github.com/alexmojaki/futurecoder), no ads or paid content. - No account required at any point. You can start instantly. (You can create an account if you want to save your progress online and across devices. Your email is only used for password resets) - 3 integrated debuggers can be started with one click to show what your code is doing in different ways. - Enhanced tracebacks make errors easy to understand. - Useful for anyone: You can have the above without having to look at the course. IDE mode…

    2023 · futurecoder.io · its alternatives →

  10. 10

    A smart Figma plugin that writes front-end code

    2023 · frontender.io · its alternatives →

  11. 11

    Create landing pages quickly by copy-paste

    2020 · frontendor.com · its alternatives →

  12. 12
    CotEditor▲102

    The free plain-text editor for OS X

    2014 · coteditor.com · its alternatives →

  13. 13

    The ultimate resource collection for Frontend Developers.

    2023 · matejbendik.gumroad.com · its alternatives →

  14. 14

    CodeInterview is an Online Code Interview tool & platform where you can do pair programming online for interviews with our online code editor and compilers.

    2015 · codepad.remoteinterview.io · its alternatives →

  15. 15
    Coderrr▲96

    Open source CLI-first AI coding companion

    Jan 2026 · coderrr.aksn.lol · its alternatives →

  16. 16

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

    2020 · github.com · its alternatives →

  17. 17

    Save 200+ hours-worth of designing and coding

    2021 · frontendor.com · its alternatives →

  18. 18

    SourceLair lets people develop software in their browsers.

    2015 · sourcelair.com · its alternatives →

  19. 19CL
  20. 20
  21. 21

    An editor & compiler that lets you code in plain English

    2023 · pseudoeditor.com · its alternatives →

  22. 22

    Code live together without sharing your screen

    2025 · its alternatives →

  23. 23RT
  24. 24CE

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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 →