Hacker News Games

Route bees between flowers to solve the multi-vehicle travelling salesman problem

Run a frontier AI lab: hire researchers, deploy models and balance safety against profit

Online playable version of Teeko, John Scarne's 5x5 abstract strategy game, with bots.

City builder simulating every citizen, household and company; set taxes and fees, keep approval up and win elections.

Browser tower-defense game where you build cloud infrastructure and scale it to survive growing traffic and attacks.

Tycoon-style park management sim: place rides on a 20x20 grid, set prices, hire staff and research upgrades.

Open-source peg solitaire: jump pegs to remove them, leaving one peg; 120+ levels, tutorial, undo/redo.

Arena RTS where you program your units' AI in real JavaScript, then battle other players' scripts asynchronously.

Tic-tac-toe against an AI, played through an MCP client: move and heckle the model, trying to prompt-inject it.