Developer

Screeps, LLC

Games

Screeps: Arena
Released
Screeps, LLC
Screeps: Arena is an online asynchronous PvP strategy game for programming enthusiasts. You write real JavaScript to control your units, and they fight autonomously against other players in a 1v1 match-based arena environment.
Simulation
Strategy
Windows · macOS · Linux · November 1, 2025
Screeps: World
Released
Screeps, LLC
Screeps: World is an open source MMO strategy sandbox game for programming enthusiasts. You control your colony by writing JavaScript code that operates 24/7 in the huge persistent online open world.
Simulation
Strategy
Difficult
Windows · macOS · Linux · November 16, 2016