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Products that do what A TSP game I wanted for 10 years - built in 4 hours does

  1. 1IM

    This is the first iteration of a short game I’m making that tries to interactively explain some of my favorite math questions / ideas. My goal is mostly to get the player curious and not necessarily to explain absolutely everything. There were a lot of fun technical parts to building this: - For implementation reasons, it’s much easier if the lines all have integer intersection points with each other. To do this, when a new line is added I “cheat” by rounding intersections to integers and then splitting the old lines at the intersection into new linds (with potentially different slopes)…

    2024 · rahulilango.com

  2. 2IM

    Hi everyone! For several months now I've been stuck on the idea of a Minesweeper game that isn't just single player. This is what I came up with: • Live games allowing several people to play at the same time • Scoring system rewarding correct moves • Grid size, mines count, and players count set to make games as balanced as possible

    2025 · minesweeperpro.com

  3. 3IB

    Hi! I build an MCP server that allows clients to play Minesweeper. It turns out that Claude is not very good at it (makes obvious mistakes, hasn't won a single game on a 9x9 board after many attempts). I am curious how I can prompt Claude to do better?

    2025 · github.com

  4. 4IB

    Still very much a work in progress, but really wanted to share this even in it's early state. Had heaps of fun building it to learn more about WebRTC.

    2023 · github.com

  5. 5IV
  6. 6TC

    I'm experimenting game mechanics that are usually seen on a typical grid, but transposed on an irregular one. This is a first game based on Minesweeper. The changes an irregular grid brings are that cells don't all have 8 neighbors. Some can have less, some can have more. So when you try and deduce if a tile has a mine, you have to pay closer attention at the number clues and which tiles neighbors it. My intention is to make a very classic game a bit more challenging & fun. I've also released a first version of Checkers/Draughts, and plan to test similar variants for Chess, Othello and…

    2024 · polyreplay.com

  7. 7IM

    I've posted this game here before, hopefully a repost is fine as the game has changed quite a bit (improved AI, improved mapeditor, much quicker gameplay, etc). Game is based on JavaScript/Canvas and WebSockets. On the browser side the map is pre-rendered (as a background image), just the mobile units/buildings and animations are dynamically rendered. The lobby server is made in node.js, but the game server is C++ for performance reasons (mainly the pathfinding). I found the C++ WebSocket libraries out there to be too difficult to use so I made my own based on the rfc. Overall I…

    2022 · battle-of-flags.com

  8. 8IM

    Hey, maker here. After launching a daily word search game, I randomly thought of this math game while driving. Finally got around to making it and I think it turned out pretty cool. It’s a math search game that’s meant to help you practice your quick addition, subtraction, multiplication, and division skills. I’m hoping it’ll help people (even those like me who aren’t big on math) learn and increase their speeds. (There are also some settings you can enable to make the game harder) If you try it out, please let me know if you found it fun, if you have anything you’d like me to add, or if you…

    2024 · worchle.com

  9. 9PI

    OP here. Most Deep Learning approaches for TSP rely on pre-training with large-scale datasets. I wanted to see if a solver could learn "on the fly" for a specific instance without any priors from other problems. I built a solver using PPO that learns from scratch per instance. It achieved a 1.66% gap on TSPLIB d1291 in about 5.6 hours on a single A100. The Core Idea: My hypothesis was that while optimal solutions are mostly composed of 'minimum edges' (nearest neighbors), the actual difficulty comes from a small number of 'exception edges' outside of that local scope. Instead of…

    Dec 2025

  10. 10SA
  11. 11CS

    TypeScript playground: https://www.typescriptlang.org/play?#code/KYDwDg9gTgLgBDAnmY...

    2023 · github.com

  12. 12CA

    Ecocoru is a puzzle game where you have to solve compass and ruler construction problems. The game mimics compass and ruler and let you draw straight lines/segments and circles/arcs. You can also view and explore a solution for each problem. A basic knowledge of well-known results of Euclidean geometry is needed to play the game. The game has over 70 problems.The game is designed for full-screen mode and the use of the mouse.

    2022 · sdkgames.itch.io

  13. 13TT

    2014 · tic-tac-tic-tac-toe.firebaseapp.com

  14. 14
    Cube78

    A game about Google maps

    2014

  15. 15IM
  16. 16TC

    Hey HN, I’m sharing ts-chan, an NPM package providing Go-like concurrency primitives, including channels and select statements, for TypeScript and JavaScript, supporting Node.js, Deno, Bun, and browsers. This is something I've built to make implementing Go-style "control loops" feasible in JavaScript, but there are many possible applications. Highlights: - Features a FIFO processing Chan class and versatile Select class for concurrency control. - Supports buffered channel and channel close semantics very close to Go's. - TypeScript-first implementation. - Defines a simple "channel protocol"…

    2023 · github.com

  17. 17SA

    2025 · starcrossed.franzai.com

  18. 18MC
  19. 19AA

    I started writing this book 10 years ago in JavaScript, got through a few chapters (asymptotic notation, basic techniques, start of sorting), and then abandoned it. Recently I picked it back up, converted everything to TypeScript, and used AI (Zenflow [1] + Claude Opus 4.6) to complete the remaining chapters. I provided the structure, direction, and initial chapters; the AI generated the bulk of the remaining content under a spec-driven workflow. The book covers roughly a first 1-2 year CS curriculum: sorting, dynamic programming, graph algorithms, trees, heaps, hash tables, and more. All…

    Mar 2026 · amoilanen.github.io

  20. 20CT

    I continue my experiment of transposing classic games onto an irregular grid. I've previously released variants of minesweeper and checkers. And now I'd like to share my variant of Chess. Chess can be a pretty punishing game, but I thought this was nevertheless a way to make it even more challenging by making it trickier to anticipate your opponent, even though both players still have the same information. From the playtests I've done, that challenge is pretty compelling. It also seems to be more fun at 2 people, where both players keep surprising one another.

    2024 · polyreplay.com

  21. 21W

    This is a little puzzle game I made based on Wolfram's rule 30[0]. I was doing some sketches based on old Genuary[1] prompts and for some reason this idea stuck with me, so I polished it up into a hopefully playable state. I wanted to keep things minimal, but as a semi-easter egg you can play custom variants using url parameters like https://demos.samgentle.com/wolfrominoes/?rows=20&rule=110 [0] https://mathworld.wolfram.com/Rule30.html [1] https://genuary2021.github.io/prompts

    Nov 2025 · demos.samgentle.com

  22. 22MG

    With the goal of creating a Minesweeper game that isn't just single player, here is what I came up with: • Live games allowing several people to play at the same time • Scoring system rewarding correct actions • Different board options depending on skill level

    2025 · minesweeperpro.com

  23. 23

    This was a lot of fun to build! I have an autistic son who is extremely interested in power lines, electrical transmission towers, and how the grid works. I decided to build a little game for him. When I finally showed it to him with bated breath, he rolled his eyes and said, “Is it 3D? I’ll only like it if it’s 3D!” So, I decided to polish it up and release it to the world! You get a 9x9 map with one power plant, three houses, and terrain obstacles, and the goal is to connect the power plant to the houses with an optimal path. Beneath the coat of paint, it’s a graph theory optimization…

    12d ago · wirespan.app

  24. 24KS

    When I was in high school, my dad showed me how to play Knight Tour on a piece of paper. Many years passed before I decided to create the Knight's Graph app. “Knight's Graph” is an intellectual puzzle game based on the classic knight tour problem, known since the 18th century. Your task is to move the chess knight across the board so that each square is visited exactly once. Test your logical and strategic skills in an exciting game where every game is a new challenge! The app is already available for download on the App Store. Google Play will be available a little later. App Store:…

    2024 · apps.apple.com

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