Dev tools · alternatives · 2026

24 alternatives to My weekend project - Common API for Javascript Engines

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. My weekend project - Common API for Javascript Engines launched in 2011; newer entries below may have overtaken it.

1. 1
   NotebookJS▲109

   Scientific computation for JavaScript

   2016 · datazar.com · its alternatives →

2. 2
   The Changelog - #189: JSON API with Yehuda Katz▲66

   Yehuda's start as a programmer and the spec for building API

   2016 · changelog.com · its alternatives →

3. 3IW
   Introducing WebEngage Javascript API and more▲6

   2012 · blog.webengage.com · its alternatives →

4. 4
   Monkberry▲6

   A JavaScript library for building web user interfaces

   2016 · monkberry.js.org · its alternatives →

5. 5IM
   I made an API builder for side projects▲6

   2022 · getquickbase.com · its alternatives →

6. 6CR
   Chance – Random generator library for JS – my weekend project▲5

   2013 · chancejs.com · its alternatives →

7. 7
   Simple framework for JavaScript apps▲7

   2019 · github.com · its alternatives →

8. 8TW
   Turn websites into structured APIs▲7

   2015 · kimonolabs.com · its alternatives →

9. 9MW
   my weekend project, Gumb.io - a Gumroad Marketplace▲7

   2012 · gumb.io · its alternatives →

10. 10MW
    my weekend project, Marginalia. Markdown-powered notes with a full API▲5

    2012 · marginalia.io · its alternatives →

11. 11ET
    engine262 - the self-hosted JavaScript engine▲5

    2019 · engine262.js.org · its alternatives →

12. 12MW
    My weekend project - Etherpad + Repl.it▲9

    2013 · replpad.com · its alternatives →

13. 13
    A cross-platform JavaScript editor and runtime for local-first web app▲5

    Beta Soon Follow me on X @cp_lepage and @get_fullstacked

    2024 · twitter.com · its alternatives →

14. 14AP
    AllJS – Popular JavaScript libraries ready for tinkering▲6

    2015 · alljs.net · its alternatives →

15. 15IB
    I built a tool that gives any website an API and MCP▲5

    25d ago · its alternatives →

16. 16
    Curveball, a microframework in TypeScript with AWS Lambda support▲7

    2020 · evertpot.com · its alternatives →

17. 17CA
    Calendar API for Developers▲9

    2019 · campaigndays.com · its alternatives →

18. 18WA
    Whilelse – a programming platform that represents code as a web▲7

    2016 · whilelse.com · its alternatives →

19. 19IM
    Instasaver- My latest weekend project▲7

    2011 · crgwbr.com · its alternatives →

20. 20IM
    I made a React/DayJS picker as my first open source library▲5

    2021 · grzracz.github.io · its alternatives →

21. 21TT
    Turn the Web into an API – A case study▲8

    2016 · blog.extracty.com · its alternatives →

22. 22PW
    Progressive Web App “An Easy Programming Language”▲5

    2018 · easyprog.app · its alternatives →

23. 23IB
    I built a JSON based multiplayer framework and platform for web games▲6

    2022 · docs.acos.games · its alternatives →

24. 24MA
    Molten, a modern API framework for Python▲7

    2018 · moltenframework.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 →