Screeps: World is an open source MMO RTS sandbox game for programming enthusiasts, wherein the core mechanic is programming your units AI. You control your colony by writing JavaScript which operates 24/7 in the single persistent open world filled by other players on par with you.
We are not affiliated with IsThereAnyDeal.

















Screeps means "scripting creeps." You use real JavaScript to script behavior of your units, or creeps. The Screeps franchise is aimed at programming enthusiasts and consists of two games: World and Arena.
Screeps: World is an open source MMO RTS sandbox game. With all the attributes of a full-fledged strategy game, you control your colony by writing script that operates 24/7 in the single persistent open world filled by other players on par with you. Your colony can harvest resources, build units, conquer territory, trade with other colonies. As you conquer more territory, your influence in the game world grows, as well as your abilities to expand your footprint. But beware, multiple players aiming for the same territory may lead to conflict! Screeps is developed for people with programming skills. Unlike some other RTS games, your units in Screeps can react to events without your participation – provided that you have programmed them properly. And, unlike other MMO, you do not have to play Screeps constantly to play well. It is quite enough just to check once in a while to see if everything goes well. Features:
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.

















Screeps means "scripting creeps." You use real JavaScript to script behavior of your units, or creeps. The Screeps franchise is aimed at programming enthusiasts and consists of two games: World and Arena.
Screeps: World is an open source MMO RTS sandbox game. With all the attributes of a full-fledged strategy game, you control your colony by writing script that operates 24/7 in the single persistent open world filled by other players on par with you. Your colony can harvest resources, build units, conquer territory, trade with other colonies. As you conquer more territory, your influence in the game world grows, as well as your abilities to expand your footprint. But beware, multiple players aiming for the same territory may lead to conflict! Screeps is developed for people with programming skills. Unlike some other RTS games, your units in Screeps can react to events without your participation – provided that you have programmed them properly. And, unlike other MMO, you do not have to play Screeps constantly to play well. It is quite enough just to check once in a while to see if everything goes well. Features:
Screeps: World is an open source MMO RTS sandbox game for programming enthusiasts, wherein the core mechanic is programming your units AI. You control your colony by writing JavaScript which operates 24/7 in the single persistent open world filled by other players on par with you.
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.