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. Convergence: The first turn-key API for realtime collaboration apps launched in 2017; newer entries below may have overtaken it.

1. 1
   NimbusFoundry▲59

   Framework for building front-end collaborative apps

   2014 · nimbusfoundry.com · its alternatives →

2. 2
   Frame.io 2▲196

   A radically reimagined way to collaborate on video

   2017 · blog.frame.io · its alternatives →

3. 3
   Jottings▲95

   Real-time collaboration in Markdown

   2016 · its alternatives →

4. 4
   Swip▲100

   Lean collaboration tool for your teams

   2017 · its alternatives →

5. 5
   Gleam.io▲85

   A metrics focused competition tool to drive user engagement

   2014 · gleam.io · its alternatives →

6. 6
   CloudMatch▲62

   Technology for multi-platform gesture interactions

   2014 · cloudmatch.io · its alternatives →

7. 7
   Collabinate▲68

   an API for hosted activity streams

   2014 · its alternatives →

8. 8PV
   Penchestra – Visual real-time collaboration▲6

   2014 · penchestra.com · its alternatives →

9. 9
   Proof▲62

   Lightweight design collaboration in the cloud

   2014 · goproof.io · its alternatives →

10. 10OA
    Online and open source low-code platform with live collaboration▲9

    2018 · icodebetter.com · its alternatives →

11. 11BR
    Build real-time web apps with other people... in real-time!▲8

    2014 · loggur.com · its alternatives →

12. 12SI
    Sketchboard.io – Real-time Collaborative Lightweight Software Design▲7

    2014 · its alternatives →

13. 13UI
    User innovation with APIs▲6

    2012 · blog.elastic.io · its alternatives →

14. 14HA
    Happening – a platform for group apps▲5

    2016 · its alternatives →

15. 15PA
    Polyphony – A realtime collaborative text editing lib for web/mobile▲8

    2014 · polyphony-ot.com · its alternatives →

16. 16
    CollAnon, collaboration tool through temporal anonimity▲5

    Anonymous time-boxed discussions

    2019 · collanon.app · its alternatives →

17. 17
    Annotate by Driftt▲7

    Real-Time collaboration for everyone

    2015 · its alternatives →

18. 18WA
    Whistle, a different way to build interactive web apps in Elixir▲7

    2018 · moboudra.com · its alternatives →

19. 19CR
    Collaborative Realtime Task Lists▲7

    Create and share task lists amongst friends and colleagues

    2020 · todo-zeta.now.sh · its alternatives →

20. 20RD
    Re:dash - collaborative dashboards using RedShift▲7

    2013 · geeks.everything.me · its alternatives →

21. 21
    Razorframe▲5

    a Node.js library for kickstarting real-time apps at scale

    2016 · github.com · its alternatives →

22. 22CA
    Codemonkey.ai – BI for Software Development Leaders▲7

    2017 · codemonkey.ai · its alternatives →

23. 23TC
    TMail21 – Collaboration and Lean Processes for Teams▲9

    2015 · tmail21.com · its alternatives →

24. 24OS
    Online Startup Accelerator - collaboration and productivity tools▲5

    2012 · accelerator.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 →