Dev tools · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier. Online and open source low-code platform with live collaboration launched in 2018; newer entries below may have overtaken it.

1. 1
   Frame.io 2▲196

   A radically reimagined way to collaborate on video

   2017 · blog.frame.io · its alternatives →

2. 2
   Opbeat▲75

   An ops collaboration platform for developers.

   2014 · its alternatives →

3. 3
   NimbusFoundry▲59

   Framework for building front-end collaborative apps

   2014 · nimbusfoundry.com · its alternatives →

4. 4
   Flowhub▲85

   Let's Make Code More Playful (Beta Open)

   2014 · 12bet.review · its alternatives →

5. 5
   Campfirefree▲84

   The shared workspace for humans and coding agents

   22d ago · boringinfra.company · its alternatives →

6. 6
   Contentify▲70

   a real-time collaborative content manager on top of Github

   2014 · thyb.github.io · its alternatives →

7. 7
   KORE.io▲88

   A fast SPDY capable web server for web development in C

   2015 · kore.io · its alternatives →

8. 8
   Sumbli▲7

   Collaborative content

   2018 · its alternatives →

9. 9
   Project Jupyter▲9

   Live code notebook as an open source web app

   2016 · jupyter.org · its alternatives →

10. 10OS
    Open-source, developer-first prompt engineering platform▲6

    2024 · docs.hatchet.run · its alternatives →

11. 11PW
    Progressive Web App “An Easy Programming Language”▲5

    2018 · easyprog.app · its alternatives →

12. 12EO
    Explore Open Source Code Online (early prototype)▲9

    2011 · codemaps.org · its alternatives →

13. 13FA
    Free, async platform to discuss and learn as a dev▲6

    2022 · flipgrid.com · its alternatives →

14. 14
    I made an open-source Replit▲9

    I spent the past few weeks making an open source cloud code editing environment with an AI copilot and multiplayer collaboration! It's fully self-hostable in 5-10 minutes. There's a lot of minor improvements to be made, and some are already listed in the Github issues. Let me know what you think and feel free to try it out.

    2024 · github.com · its alternatives →

15. 15
    Etherpad▲1

    Collaborative editing in really real-time

    2016 · etherpad.org · its alternatives →

16. 16CT
    Convergence: The first turn-key API for realtime collaboration apps▲8

    2017 · convergencelabs.com · its alternatives →

17. 17MO
    Machinable – open-source Back end-as-a-Service▲6

    2020 · medium.com · its alternatives →

18. 18LC
    Low-code platform to build user flows with your current API or IdP▲9

    2021 · arengu.com · its alternatives →

19. 19
    Coderviews▲7

    A real-time, collaborative compiler.

    2017 · its alternatives →

20. 20RA
    Ranvier, a Node.js based telnet MUD codebase▲5

    2017 · ranviermud.com · its alternatives →

21. 21
    Mmids – New OSS live video workflow server▲9

    2022 · kalldrexx.github.io · its alternatives →

22. 22SI
    Sketchboard.io – Real-time Collaborative Lightweight Software Design▲7

    2014 · its alternatives →

23. 23BR
    Build real-time web apps with other people... in real-time!▲8

    2014 · loggur.com · its alternatives →

24. 24CH
    CodeSpread-Helping Developers and Clients Make the Most of Open Source▲5

    2022 · codespread.io · 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 →