Games like Hollow Space

Echo Point Nova is an open-world FPS that offers unparalleled freedom and thrilling speed. Designed for both singleplayer and coop. From the creators of Severed Steel.

S.T.A.L.K.E.R.: Shadow of Chornobyl, the first chapter of the Legends of the Zone Trilogy, which started it all.

Deadzone: Rogue is a roguelite FPS set in space. Blast through swarms of hostile machines, combine powerful augments and elements to forge your build, and grow stronger with each run — solo or in co-op.

Battle for survival against endless alien hordes with your friends! The Anacrusis is a first-person shooter that dynamically adjusts difficulty to you. Experience intense 1-4 player co-op action or play as the aliens and stop your friends in 1-8 player Versus mode. Full Steam Workshop support!

S.T.A.L.K.E.R.: Call of Prypiat follows the story of special service agent Major Degtyarev as he investigates the fate of a lost expedition.

Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants capable of reconfiguring their alien bodies. Survive with your trusty Pet Gun companion, collect loot, and customize your character to fit your playstyle.

Join dangerous raids for loot or intense PvP battles in this new realistic military shooter set in a fractured multiverse. Fight in the quantum unstable zones over control of the active matter – the substance that bends time and space.

S.T.A.L.K.E.R.: Clear Sky is the prequel chapter of the Legends of the Zone Trilogy. With the ability to directly influence the balance of power through Faction Wars, step into the boots of Scar — a seasoned mercenary, able to somehow survive deadly Emissions.

Tactical extraction shooter meets immersive survival horror. Play as rival mercenaries fighting for loot, or as alien monsters hunting humans from the shadows. Solo or with friends, experience this unique dark take on asymmetrical PvPvE multiplayer.

Enter the Chornobyl Anomalous Zone — a vast open world where anomalies, mutants, and rivals stand in your way. Explore, scavenge, and try to survive in this brutal and dangerous land. Evolving with every update, now overhauled and crowned with UPDATE 2.0.

SPIDER INFERNO is a single player horror third person shooter game. You have to save the world from the professor and the spiders. In 8 missions + 2 bonus levels you have to prove your skills and win. Don't disappoint us. That's why we make you the savior of humanity!

You awaken in a bunker, at the bottom of an unknown pit, where each floor brings waves of alien enemies and a single purpose: to test you. Who are you? Why are you here? Move forward, survive, and uncover the secrets buried deep within.

Jump Space (formerly Jump Ship) is a mission based co-op PvE for 1-4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Explore, upgrade, and survive intense encounters in deep space together.

Starship Troopers: Extermination is an up to 16-player co-op FPS that puts you on the far-off frontlines of an all-out battle against the Bugs! Squad up, grab your rifle, and do your part as an elite Deep Space Vanguard Trooper to take back planets from the Arachnid threat!

The Dream is a minimal extraction adventure game, enter a dystopian vision in a post world war 3 set in Barcelona 2033. Survive, explore and clean the radioactive AI slop in Barcelona . Warning there is AI dropping slop everywhere, join the heroes of the plaza and save the city

A space shooter in which you must defeat alien robots.

Deadly Rain is a survival horror FPS game that puts you in a terrifying fight for survival against hordes of scary mutants in a rainy, abandoned village. Find and manage resources to stay alive in the worst and most unexpected situations.

A co-op horror about scavenging at abandoned moons to sell scrap to the Company.