Life & fun · 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. Web based interactive Malbolge interpreter, generator and a crackme launched in 2015; newer entries below may have overtaken it.

1. 1
   Pyspider▲68

   A Powerful Spider System with Web UI

   2014 · github.com · its alternatives →

2. 2CA
   Coldbrew – A Web GUI for Homebrew Cask▲6

   2022 · coldbrew.doom.sh · its alternatives →

3. 3OA
   Obelix, a simple and extensible static site generator▲8

   2020 · obelix-site-builder.github.io · its alternatives →

4. 4
   Encrusted – A Zork Interpreter Written in Rust / WebAssembly▲6

   2018 · sterlingdemille.com · its alternatives →

5. 5
   jducers: A js transducers-like implementation using generators and es8▲2

   javascript

   2018 · github.com · its alternatives →

6. 6QT
   Quokka – The Live Scratchpad for JavaScript▲8

   2017 · medium.com · its alternatives →

7. 7
   Sonar▲14

   A linting tool for the web

   2017 · its alternatives →

8. 8DS
   Dovetail, Spectral Subtraction Mixing in the Browser▲6

   2019 · dsp.audio · its alternatives →

9. 9AC
   A collection of tiny web tools and calculators▲5

   2022 · thetinytools.com · its alternatives →

10. 10WA
    Whistle, a different way to build interactive web apps in Elixir▲7

    2018 · moboudra.com · its alternatives →

11. 11TA
    Tweed – An OO JavaScript VDOM UI Library▲5

    2017 · medium.com · its alternatives →

12. 12
    Tone.js▲7

    A framework for creating interactive music in the browser

    2017 · tonejs.github.io · its alternatives →

13. 13DA
    Drillbit – An API that analyzes names▲9

    2013 · drillbitapp.com · its alternatives →

14. 14
    Taetype – a complete font engine for Rust and WASM▲5

    Jul 2026 · github.com · its alternatives →

15. 15TA
    tut, an open platform for programming tutorials▲8

    2013 · king-tutorial.com · its alternatives →

16. 16
    Passambler: A toy language I made in Java over the course of 4 months▲5

    2015 · github.com · its alternatives →

17. 17BB
    Browser based state machine simulator and visualizer▲9

    Feb 2026 · svylabs.github.io · its alternatives →

18. 18AS
    A small symbolic math command line using algebrite and katex▲5

    2018 · bwasti.com · its alternatives →

19. 19
    Monkberry▲6

    A JavaScript library for building web user interfaces

    2016 · monkberry.js.org · its alternatives →

20. 20CC
    Carburetta – C/C++ Fused Scanner and Parser Generator▲5

    2025 · carburetta.com · its alternatives →

21. 21SA
    SOSML – An online interpreter for SML▲6

    2019 · sosml.discourse.ps.uni-saarland.de · its alternatives →

22. 22WW
    Wasienv – WebAssembly WASI Development Toolchain for C/C++▲8

    2019 · medium.com · its alternatives →

23. 23AB
    A browser extension for simple font inspection▲8

    2018 · fontanello.oktavilla.se · its alternatives →

24. 24
    Nirvana, a WIP programming language▲8

    2018 · github.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 →