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. Zig – a Dijkstra's algorithm-inspired puzzle launched in 2016; newer entries below may have overtaken it.

1. 1DS
   Dijkstra’s algorithm on OpenStreetMap with dynamic cost manipulation▲8

   2016 · christophercliff.com · its alternatives →

2. 2DS
   Dijkstra’s algorithm in the web browser with OpenStreetMap▲158

   2016 · christophercliff.com · its alternatives →

3. 3
   Grokking Algorithms▲77

   An illustrated guide for programmers

   2016 · amazon.com · its alternatives →

4. 4
   zero▲55

   A mathematical puzzle game

   2015 · its alternatives →

5. 5
   BFS, Dijkstra and A* interactive demo made in React▲94

   Visual explanation of pathfinding algorithms and how a*, Dijkstra and BFS can be seen as the same algorithm with different parameter/data structures used under the hood - npretto/pathfinding

   2021 · github.com · its alternatives →

6. 6
   Y Combinator Startups▲159

   An Interactive Database

   2014 · its alternatives →

7. 7
   Grokking Algorithms▲70

   An illustrated guide for programmers & other curious people

   2016 · adit.io · its alternatives →

8. 8
   A Pattern Language▲68

   Applying Patterns to Solve Design Problems

   2015 · amazon.com · its alternatives →

9. 9
   Gridland ▲87

   An adictive roleplaying stacking puzzle

   2015 · gridland.doublespeakgames.com · its alternatives →

10. 10WC
    WebGL Cube Snake Game - plays itself using Dijkstra's algorithm▲6

    2015 · mhluska.com · its alternatives →

11. 11
    Purely Functional Data Structures▲61

    A guide to functional programming

    2016 · amazon.com · its alternatives →

12. 12
    ZDS – Zig Data Structures▲5

    A collection of high-performance data structures for Zig.

    Dec 2025 · github.com · its alternatives →

13. 13CF
    Collaboration for Open Source Project on Graph Algorithms▲7

    2021 · cplusplus.com · its alternatives →

14. 14AV
    A visualisation of pathfinding algorithms▲5

    2017 · corvuscrypto.com · its alternatives →

15. 15TY
    The Y Combinator Codex▲8

    2021 · phoe.github.io · its alternatives →

16. 16RA
    Recursi – a recursive memory/logic puzzle▲5

    2014 · lkozma.net · its alternatives →

17. 17
    Cube Composer▲5

    A puzzle game inspired by functional programming

    2015 · david-peter.de · its alternatives →

18. 18
    Word-in-one – a daily Wordle-style puzzle▲8

    2022 · bushong.net · its alternatives →

19. 19VA
    Visions – An Idea Log Based on Y Combinator▲7

    2016 · getvisionsapp.com · its alternatives →

20. 20DL
    DAGraph – local-first reactive graph from arithmetic to OLAP SQL▲6

    May 2026 · dagraph.com · its alternatives →

21. 21WJ
    Walk.js – Pseudo-random walk traversal▲5

    2014 · mateogianolio.github.io · its alternatives →

22. 22CA
    Cheshire: a CryptoKitties developer sandbox▲7

    2018 · medium.com · its alternatives →

23. 23
    The Math of Neural Networks▲5

    A Visual Introduction For Beginners

    2017 · amazon.com · its alternatives →

24. 24
    Cubespotting – A New Way to Learn▲5

    Sep 2026 · cubespotting.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 →