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. Kweb, a Kotlin web framework based on the observer pattern launched in 2019; newer entries below may have overtaken it.

1. 1
   Software Engineering Daily: Kotlin with Hadi Hariri▲56

   The world through the lens of software.

   2017 · softwareengineeringdaily.com · its alternatives →

2. 2KT
   KillerTask: the solution to AsyncTask implementation (in Kotlin)▲5

   2016 · inaka.net · its alternatives →

3. 3
   Kotlin 1.0▲6

   Pragmatic programming language for JVM and Android

   2016 · blog.jetbrains.com · its alternatives →

4. 4
   KORE.io▲88

   A fast SPDY capable web server for web development in C

   2015 · kore.io · its alternatives →

5. 5
   Purely Functional Data Structures▲61

   A guide to functional programming

   2016 · amazon.com · its alternatives →

6. 6JM
   Jindo – minimalist reactive backend for JavaScript applications▲7

   2016 · jindo.io · its alternatives →

7. 7
   Eloquent Javascript▲20

   A modern introduction to Javascript

   2014 · eloquentjavascript.net · its alternatives →

8. 8OP
   Object Playground - The definitive guide to object-oriented JavaScript▲5

   2013 · objectplayground.com · its alternatives →

9. 9
   Curveball, a microframework in TypeScript with AWS Lambda support▲7

   2020 · evertpot.com · its alternatives →

10. 10WA
    Whilelse – a programming platform that represents code as a web▲7

    2016 · whilelse.com · its alternatives →

11. 11
    Nullstack – A framework for full stack JavaScript components▲7

    2023 · nullstack.app · its alternatives →

12. 12K1
    Kweb 1.3.3 released, a server-side interface to the browser's DOM▲8

    2022 · docs.kweb.io · its alternatives →

13. 13
    Sonar▲14

    A linting tool for the web

    2017 · its alternatives →

14. 14CA
    Clause: an expressive JavaScript contract system, inspired by clojure.spec▲8

    2017 · clause.js.org · its alternatives →

15. 15
    Windsock.js – A flux inspired library for building web applications▲6

    2016 · github.com · its alternatives →

16. 16AJ
    Ayr.js – a reactivity model designed for simplicity▲9

    2024 · npmjs.com · its alternatives →

17. 17
    A framework for web component frameworks▲8

    A framework for web component frameworks

    2024 · sirpepe.github.io · its alternatives →

18. 18AB
    A Book about Lambdas on Java (+Maven) Using Lambada▲5

    2016 · ingenieux.gitbooks.io · its alternatives →

19. 19CO
    Coast on Clojure: A full stack framework with a catchy name▲8

    2017 · medium.com · its alternatives →

20. 20LA
    Language Agnostic IDL for Rust, Swift and Kotlin▲7

    Arun Sharma Open Source Activity

    2020 · adsharma.github.io · its alternatives →

21. 21
    Nirvana, a WIP programming language▲8

    2018 · github.com · its alternatives →

22. 22SM
    Silk – Markdown driven API tests▲8

    2016 · medium.com · its alternatives →

23. 23ED
    Event Driven Level Design▲8

    2020 · loicbourgois.com · its alternatives →

24. 24BA
    brite, a HTML5 MVC Framework (DOM centric approach to MVC)▲7

    2012 · britesnow.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 →