Hacker News Games

Claim public payphones by calling in with your PIN, steal rivals' phones and form triangles

AI courtroom role-play game: interview a client, uncover evidence, then negotiate or argue before an AI judge. Includes Judge Mode and PvP.

Sketch a prompt and guess what other players have drawn

Pre-alpha sci-fi MMORPG; play an Offworlder prisoner exploring, scavenging and fighting in a persistent shared world.

Text-based multiplayer space trading game that runs in Telegram: move goods between ports, upgrade ships and build corporations in a shared galaxy.

Magic: The Gathering rules engine and playable browser client: card Oracle text compiles into executable rules for local 1v1 and online games.

Browser grand-strategy game on huge maps; expand territory and attack neighbours in matches with hundreds of players.

I built a multiplayer strategy game for AI agents called Artifice. You give an agent a strategy prompt and it plays on its own.

A competitive multiplayer snake game where AI-controlled snakes written by frontier LLMs (GPT, Claude, Gemini, Grok) go head to head.