Games like Garry's Mod and Outlast
Looking for games like both Garry's Mod and Outlast? Below are 24 Steam games ranked by imho.run's hybrid recommender for players who enjoy both titles. Both Garry's Mod and Outlast share Indie roots, making the overlapping player base a strong signal for what to play next. Each pick is scored by combining collaborative filtering across millions of Steam libraries — players who own Garry's Mod and Outlast also tend to own these — with content overlap on genres, categories, and storefront tags, plus review-mined vibe embeddings that catch tonal similarity even when genre labels differ. No Steam login required.
Best matches for fans of both games
Ranked by collaborative filtering, genre overlap, and review-mined vibes — the same signals that power imho.run.
- 1
Amnesia: The Dark Descent
Top pick for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
Amnesia: The Dark Descent, a first person survival horror. A game about immersion, discovery and living through a nightmare. An experience that will chill you to the core.
- 2
Left 4 Dead 2
Second pick for fans of both Garry's Mod and Outlast. Shares Action with both games.
Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.
- 3
Rust
Third pick for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
The only aim in Rust is to survive. Everything wants you to die - the island’s wildlife, other inhabitants, the environment, and other survivors. Do whatever it takes to last another night.
- 4
The Forest
Ranked #4 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
As the lone survivor of a passenger jet crash, you find yourself in a mysterious forest battling to stay alive against a society of cannibalistic mutants. Build, explore, survive in this terrifying first person survival horror simulator.
- 5
Metro: Last Light Redux
Ranked #5 for fans of both Garry's Mod and Outlast. Shares Action with both games.
It is the year 2034. Beneath the ruins of post-apocalyptic Moscow, in the tunnels of the Metro, the remnants of mankind are besieged by deadly threats from outside – and within. Mutants stalk the catacombs beneath the desolate surface, and hunt amidst the poisoned skies above.
- 6
Outlast 2
Ranked #6 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
Outlast 2 introduces you to Sullivan Knoth and his followers, who left our wicked world behind to give birth to Temple Gate, a town, deep in the wilderness and hidden from civilization. Knoth and his flock are preparing for the tribulations of the end of times and you’re right in the thick of it.
- 7
Contagion
Ranked #7 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
Contagion isn't your average Zombie Shooter but instead takes a more realistic and different approach to the popular genre with unique characters, environments, weapons, items, and a built in system that makes every round completely unpredictable with resources, objectives, and paths ever changing.
- 8
Dying Light
Ranked #8 for fans of both Garry's Mod and Outlast. Shares Action and RPG with both games.
First-person action survival game set in a post-apocalyptic open world overrun by flesh-hungry zombies. Roam a city devastated by a mysterious virus epidemic. Scavenge for supplies, craft weapons, and face hordes of the infected.
- 9
GTFO
Ranked #9 for fans of both Garry's Mod and Outlast. Shares Action with both games.
GTFO is a hardcore cooperative horror shooter that throws you from gripping suspense to explosive action in a heartbeat. Stealth, strategy, and teamwork are necessary to survive in your deadly, underground prison. Work together or die together.
- 10
Alien: Isolation
Ranked #10 for fans of both Garry's Mod and Outlast. Shares Action with both games.
Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere of constant dread and mortal danger.
- 11
The Evil Within
Ranked #11 for fans of both Garry's Mod and Outlast. Shares Action with both games.
Developed by Shinji Mikami -- creator of the seminal Resident Evil series -- and the talented team at Tango Gameworks, The Evil Within embodies the meaning of pure survival horror. Highly-crafted environments, horrifying anxiety, and an intricate story are combined to create an immersive world that will bring you to the height of tension.
- 12
SOMA
Ranked #12 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
From the creators of Amnesia: The Dark Descent comes SOMA, a sci-fi horror game set below the waves of the Atlantic ocean. Struggle to survive a hostile world that will make you question your very existence.
- 13
Resident Evil Requiem
Ranked #13 for fans of both Garry's Mod and Outlast. Shares Action and Adventure with both games.
Requiem for the dead. Nightmare for the living. Prepare to escape death in a heart-stopping experience that will chill you to your core.
- 14
- 15
Arma 3
Ranked #15 for fans of both Garry's Mod and Outlast. Shares Action and Strategy with both games.
Experience true combat gameplay in a massive military sandbox. Deploy with a wide variety of single- and multiplayer content, a massive arsenal of modern weapons and vehicles, and limitless opportunities for content creation. Authentic, diverse, open - Arma 3 sends you to war.
- 16
Don't Starve Together
Ranked #16 for fans of both Garry's Mod and Outlast. Shares Action and Strategy with both games.
Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve.
- 17
Blood: Refreshed Supply™
Ranked #17 for fans of both Garry's Mod and Outlast. Shares Action with both games.
Things are about to get… bloody! Soak up 42 pulse-pounding levels dripping with Lovecraftian atmosphere as you battle your way through armies of sycophantic cultists, zombies, gargoyles, hell hounds, and other insatiable horrors, in your quest to defeat the loathsome Tchernobog.
- 18
S.T.A.L.K.E.R.: Shadow of Chernobyl
Ranked #18 for fans of both Garry's Mod and Outlast. Shares Action and RPG with both games.
S.T.A.L.K.E.R.: Shadow of Chernobyl tells a story about survival in the Zone – a very dangerous place, where you fear not only the radiation, anomalies and deadly creatures, but other S.T.A.L.K.E.R.s, who have their own goals and wishes.
- 19
Serious Sam Classic: The First Encounter
Ranked #19 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
Serious Sam is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Year 2001!
- 20
Arizona Sunshine®
Ranked #20 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
Built exclusively for VR, Arizona Sunshine® puts you and up to 3 fellow survivors in the midst of a zombie apocalypse. Survive solo or in co-op, handle weapons with real-life movements, and explore a post-apocalyptic world in VR. Putting the undead back to rest is more thrilling than ever before.
- 21
The Outlast Trials
Ranked #21 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
Red Barrels invites you to experience mind-numbing terror, this time with friends. Whether you go through the trials alone or in teams, if you survive long enough and complete the therapy, Murkoff will happily let you leave… but will you be the same?
- 22
Satisfactory
Ranked #22 for fans of both Garry's Mod and Outlast. Shares Strategy and Indie with both games.
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!
- 23
Dishonored
Ranked #23 for fans of both Garry's Mod and Outlast. Shares Action and Adventure with both games.
Dishonored is an immersive first-person action game that casts you as a supernatural assassin driven by revenge. With Dishonored’s flexible combat system, creatively eliminate your targets as you combine the supernatural abilities, weapons and unusual gadgets at your disposal.
- 24
Black Mesa
Ranked #24 for fans of both Garry's Mod and Outlast. Shares Action and Indie with both games.
Relive Half-Life.