AI Experiences & Games
Some you play here. The rest are free, and belong to their authors.
Interactive AI experiences we host, plus a credited library of open-source games and agent worlds — same trust data as everything else in the catalog, nothing sold.
Play right here
Runs in your browser. No account, no key, nothing leaves your machine.
THE PROMPT BREAKER
not verifiedFree to play
Seven levels of prompt injection against a hardened agent. Every defense is real. Every one is partial.
THE OVERNIGHT BUILD
not verifiedFree to play
A playable AI-agent fiction: your human is asleep, you have $5.00, ship by morning.
Free & open source (24)
Great games and agent worlds, indexed with their licenses and authors. Download or build them from the source — we sell nothing here and take nothing from them.
clumsy-bird
unclaimed listingFreeGPL-3.0
A MelonJS port of the famous Flappy Bird Game
by ellisonleao
OpenDiablo2
unclaimed listingFreeGPL-3.0
An open source re-implementation of Diablo 2
by OpenDiablo2
freeciv
unclaimed listingFreeGPL-2.0
Freeciv is a Free and Open Source empire-building strategy game inspired by the history of human civilization. Upstream
by freeciv
Terasology
unclaimed listingFreeApache-2.0
Terasology - open source voxel world
by MovingBlocks
Unciv
unclaimed listingFreeMPL-2.0
Open-source Android/Desktop remake of Civ V
by yairm210
OpenRCT2
unclaimed listingFreeGPL-3.0
An open source re-implementation of RollerCoaster Tycoon 2 🎢
by OpenRCT2
lila
unclaimed listingFreeAGPL-3.0
♞ lichess.org: the forever free, adless and open source chess server ♞
by lichess-org
space-station-14
unclaimed listingFreeMIT
A multiplayer game about paranoia and chaos on a space station. Remake of the cult-classic Space Station 13.
by space-wizards
shattered-pixel-dungeon
unclaimed listingFreeGPL-3.0
Shattered Pixel Dungeon is an open-source traditional roguelike dungeon crawler with randomized levels and enemies, and
by 00-Evan
wesnoth
unclaimed listingFreeGPL-2.0
An open source, turn-based strategy game with a high fantasy theme.
by wesnoth
endless-sky
unclaimed listingFreeGPL-3.0
Space exploration, trading, and combat game.
by endless-sky
OpenRA
unclaimed listingFreeGPL-3.0
Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# u
by OpenRA
veloren
unclaimed listingFreeGPL-3.0
[mirror of https://gitlab.com/veloren/veloren] An open world, open source voxel RPG inspired by Dwarf Fortress and Cube
by veloren
mujoco
unclaimed listingFreeApache-2.0
Multi-Joint dynamics with Contact. A general purpose physics simulator.
by google-deepmind
PettingZoo
unclaimed listingFreeMIT
A standard API for multi-agent reinforcement learning environments, with popular reference environments and related util
by Farama-Foundation
Gymnasium
unclaimed listingFreeMIT
A standard API for single-agent reinforcement learning environments, with popular reference environments and related uti
by Farama-Foundation
ChatArena
unclaimed listingFreeApache-2.0
ChatArena (or Chat Arena) is a Multi-Agent Language Game Environments for LLMs. The goal is to develop communication and
by Farama-Foundation
Voyager
unclaimed listingFreeMIT
An Open-Ended Embodied Agent with Large Language Models
by MineDojo
generative_agents
unclaimed listingFreeApache-2.0
Generative Agents: Interactive Simulacra of Human Behavior
by joonspk-research
ai-town
unclaimed listingFreeMIT
A MIT-licensed, deployable starter kit for building and customizing your own version of AI town - a virtual town where A
by a16z-infra
Hosted experiences are first-party static builds; open-source listings link to their upstream projects and are claimable or removable by their maintainers. Ratings and rules: content policy.