A sci-fi colony sim driven by an intelligent AI storyteller. Inspired by Dwarf Fortress and Firefly. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
| | | Windows · Mac · Linux · Single-player · Steam Workshop · Steam Cloud
Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you.
| | | Windows · Mac · Linux · Single-player · Multi-player · Online Multi-Player · Local Multi-Player · Cross-Platform Multiplayer · Steam Achievements · Steam Cloud · Includes level editor · Remote Play Together
Base BuildingResource ManagementSandboxCraftingStrategy
Stranded on the shores of a mysterious island, you must learn to survive. Use your cunning to kill or tame the primeval creatures roaming the land, and encounter other players to survive, dominate... and escape!
| | | | | Windows · Mac · Linux · Single-player · Multi-player · MMO · Co-op · Steam Achievements · Full controller support · VR Support · Steam Workshop · Steam Cloud · Valve Anti-Cheat enabled · Includes level editor
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
| | | | Windows · Mac · Single-player · Steam Achievements · Full controller support · Steam Trading Cards · VR Support
Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
| Windows · Single-player · Online Co-op · Full controller support
They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse?
| Windows · Single-player · Multi-player · Steam Trading Cards
The desperate leadership of a doomed Soviet Union travels back in time to change history and restore the glory of Mother Russia. The time travel mission goes awry, creating an alternate timeline where technology has followed an entirely different evolution, a new superpower has been thrust on to the world stage, and World War III is...
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
| | | | Windows · Single-player · Steam Achievements · Full controller support · Steam Trading Cards · Steam Leaderboards
ZombiesSurvivalOpen WorldBase BuildingAction
Raft throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!
Everybody wants to rule the world! Achieve global power with EVIL GENIUS, the one and only complete world domination simulator. All the everyday tasks of the deliciously wicked mastermind are available to experience and master from building your ultra-secret base to developing spectacular super-weapons to carry out your nefarious master...
Base BuildingStrategyVillain ProtagonistComedySingleplayer
The end is here. Life as you knew it has gone to hell after the mother of all zombie outbreaks. Now you and the few scattered survivors must band together to survive and rebuild in a 3rd-person action game set in a dynamic open world.
Colony Survival is a unique first-person strategy game developed by a two-man team. Build your own colony in a voxel world. Command guards, farmers, miners and other colonists. Defend your colony against the horde of monsters that attacks every night!
| | | | Windows · Mac · Linux · Single-player · Multi-player · Online Multi-Player · Co-op · Online Co-op · Steam Achievements · Steam Trading Cards · Stats
The year is 2047. A massive nuclear fireball explodes high in the night sky, marking the dramatic beginning of the Third Tiberium War and the long-awaited return of the most groundbreaking Real-Time Strategy franchise of all time.
Red Alert 3: Uprising features four new mini-campaigns, giving players a deeper dive into the storyline's of the Soviets, the Allies, the Empire of the Rising Sun and a unique campaign centered on the origins of everyone’s favorite psionic Japanese schoolgirl commando, Yuriko Omega.
GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.
Windows · Single-player · Multi-player · Co-op · Partial Controller Support
SurvivalOpen WorldBase BuildingSandboxMultiplayer
Cossacks 3 is a rare combination of war, economy, army developing, building and upgrading that couldn’t be found in any game for the last 15 years. This deep RTS gameplay will return old fans in the golden ages of the genre and give newcomers a unique experience.
| | | | Windows · Linux · Single-player · Multi-player · Online Multi-Player · Co-op · Online Co-op · Steam Achievements · Steam Trading Cards · Steam Workshop · Steam Cloud · Includes level editor · Commentary available
The third and final expansion to the genre-defining and critically-acclaimed RTS, Dawn of War. In Soulstorm, two new armies are introduced – Sisters of Battle and Dark Eldar - raising the total number of playable armies to nine.
Windows · Single-player · Multi-player · Steam Cloud
Warhammer 40KStrategyRTSBase BuildingSci-fi
Dive into a freezing underwater adventure on an alien planet. Set one year after the original Subnautica, Below Zero challenges you to survive a disaster at an alien research station on Planet 4546B. Craft tools, scavenge for supplies, and unravel the next chapter in the Subnautica story.
The deepest, most intricate simulation of a world that's ever been created. The legendary Dwarf Fortress is now on Steam. Build a fortress and try to help your dwarves survive, OR adventure as a single hero against a deeply generated world.