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. Redesigned: Escherpad, a collaborative math and code notebook launched in 2015; newer entries below may have overtaken it.

1. 1
   NotebookJS▲109

   Scientific computation for JavaScript

   2016 · datazar.com · its alternatives →

2. 2
   Campfirefree▲84

   The shared workspace for humans and coding agents

   22d ago · boringinfra.company · its alternatives →

3. 3
   CodePad▲3

   Collaborative text editor and compiler for pair programming

   2015 · codeinterview.io · its alternatives →

4. 4
   Axis▲65

   A multiplayer math game

   2014 · axisthegame.com · its alternatives →

5. 5
   Wolfram Cloud▲63

   The power of the Wolfram language in the cloud

   2014 · wolfram.com · its alternatives →

6. 6
   Pt▲75

   A code experiment on point, form, and space

   2015 · williamngan.github.io · its alternatives →

7. 7
   wolkenkit-boards – a tool for collaboratively organizing notes▲8

   2017 · github.com · its alternatives →

8. 8
   Coderviews▲7

   A real-time, collaborative compiler.

   2017 · its alternatives →

9. 9NC
   Nimble collaborative note-taking▲5

   2018 · rexpad.com · its alternatives →

10. 10
    KeenWrite, a Desktop Text Editor▲6

    2021 · github.com · its alternatives →

11. 11AA
    Arbiter – an instant feedback es6/7 coding environment for classrooms▲6

    2015 · medium.com · its alternatives →

12. 12TA
    tut, an open platform for programming tutorials▲8

    2013 · king-tutorial.com · its alternatives →

13. 13OS
    Open-source SIMD-accelerated math library for C/C++/C#/Java/FORTRAN▲9

    2013 · yeppp.info · its alternatives →

14. 14
    Repl.it Classroom▲19

    A platform for teaching programming

    2016 · replit.com · its alternatives →

15. 15SI
    Sketchboard.io – Real-time Collaborative Lightweight Software Design▲7

    2014 · its alternatives →

16. 16AS
    A small symbolic math command line using algebrite and katex▲5

    2018 · bwasti.com · its alternatives →

17. 17AK
    A keyboard-centric flowchart editor▲6

    2021 · knotend.com · its alternatives →

18. 18CS
    Coding Spellbook - Learn CS Interactively▲7

    2012 · codingspellbook.com · its alternatives →

19. 19LA
    Layers: A multidimensional code environment▲7

    2016 · indiegogo.com · its alternatives →

20. 20AC
    A cross-platform, native, desktop application for Python notebooks▲5

    2021 · id.rsa.pub · its alternatives →

21. 21
    Prototype of a pair programming tool without special editors▲5

    2021 · github.com · its alternatives →

22. 22TI
    TryCode.io: A Simple, Interactive Coding Tutorial for Beginners▲9

    2015 · trycode.io · its alternatives →

23. 23CY
    Cluelet – Your notebook for objective and visual comparisons▲9

    2016 · cluelet.com · its alternatives →

24. 24
    Wolfram Programming Lab▲6

    Environment to learn programming and computational thinking

    2016 · wolfram.com · 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 →