Best Aliens Linux Games on Steam
Steam currently has 2,805 Aliens games, but not all of them are able to be played on Linux builds. Explore our list of the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Aliens game rankings were last updated on 6/28/2025.
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1. Half-Life 2
Reawakened from stasis in the occupied metropolis of City 17, Gordon Freeman is joined by Alyx Vance as he leads a desperate human resistance. Experience the landmark first-person shooter packed with immersive world-building, boundary-pushing physics, and exhilarating combat.
Half-Life 2 holds the #1 spot for "best Linux Aliens game on Steam" with a Player Score of 96. Its score was calculated by analyzing a total of 247,383 reviews on Steam. This breaks down to a total of 241,441 positive reviews and 5,942 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $1.99 to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
2. Entropy : Zero 2
Bad Cop is back. Command a small army of Combine synths and soldiers on a Northern campaign to capture Dr. Judith Mossman. A modification for Half-Life 2.
Entropy : Zero 2 has achieved a Player Score of 96, placing it in the #2 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 28,853 reviews on Steam. This breaks down to a total of 28,364 positive reviews and 489 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is completely free to play and can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Entropy : Zero 2 on the Steam Deck (though some functionality may be limited).
3. Half-Life
Named Game of the Year by over 50 publications, Valve's debut title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
Half-Life has achieved a Player Score of 95, placing it in the #3 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 148,891 reviews on Steam. This breaks down to a total of 143,732 positive reviews and 5,159 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $1.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
4. Half-Life 2: Episode Two
Half-Life® 2: Episode Two is the second in a trilogy of new games created by Valve that extends the award-winning and best-selling Half-Life® adventure. As Dr. Gordon Freeman, you were last seen exiting City 17 with Alyx Vance as the Citadel erupted amidst a storm of unknown proportions.
Half-Life 2: Episode Two has achieved a Player Score of 95, placing it in the #4 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 41,735 reviews on Steam. This breaks down to a total of 40,513 positive reviews and 1,222 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $0.00 to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
5. Black Mesa
Relive Half-Life.
Black Mesa has achieved a Player Score of 94, placing it in the #5 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 128,992 reviews on Steam. This breaks down to a total of 122,764 positive reviews and 6,228 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $1.99 to play and can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Black Mesa on the Steam Deck (though some functionality may be limited).
| Steam Price | $1.99 |
| Release Date | 3/6/2020 |
| Developer | Crowbar Collective |
| Publisher | Crowbar Collective |
| Steam App Id | 362890 |
6. Half-Life 2: Episode One
Half-Life 2 has sold over 4 million copies worldwide, and earned over 35 Game of the Year Awards. Episode One is the first in a series of games that reveal the aftermath of Half-Life 2 and launch a journey beyond City 17. Also features two multiplayer games. Half-Life 2 not required.
Half-Life 2: Episode One has achieved a Player Score of 94, placing it in the #6 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 31,789 reviews on Steam. This breaks down to a total of 30,448 positive reviews and 1,341 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $0.00 to play and can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Half-Life 2: Episode One on the Steam Deck (though some functionality may be limited).
7. South Scrimshaw, Part One
South Scrimshaw is the story of a newborn whale in a vast alien ocean. It is a richly illustrated experimental visual novel, written in the style of a nature documentary.
South Scrimshaw, Part One has achieved a Player Score of 94, placing it in the #7 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 1,395 reviews on Steam. This breaks down to a total of 1,384 positive reviews and 11 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is completely free to play and can be played and ran on both Windows and Linux systems. At the moment, it is possible to play South Scrimshaw, Part One on the Steam Deck (though some functionality may be limited).
| Release Date | 6/9/2023 |
| Developer | Nathan O. Marsh |
| Publisher | Nathan O. Marsh |
| Steam App Id | 2443110 |
8. Half-Life: Opposing Force
Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry. Named 'Game of the Year' by the Academy of Interactive Arts and Sciences.
Half-Life: Opposing Force has achieved a Player Score of 93, placing it in the #8 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 25,705 reviews on Steam. This breaks down to a total of 24,493 positive reviews and 1,212 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $1.24 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Half-Life: Opposing Force on the Steam Deck (though some functionality may be limited).
| Steam Price | $1.24 |
| Release Date | 11/1/1999 |
| Franchise | Half-Life |
| Developer | Gearbox Software |
| Publisher | Valve |
| Steam App Id | 50 |
9. Bit Blaster XL
Bit Blaster XL is a fast-paced, retro arcade shoot 'em up (shmup) inspired by the classic quarter-munchers of the ‘80s. Easy to pick up, hard to put down, boost, dodge, shoot, and chase high scores in this addictive, old-school action game!
Bit Blaster XL has achieved a Player Score of 93, placing it in the #9 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 6,141 reviews on Steam. This breaks down to a total of 5,922 positive reviews and 219 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $0.49 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $0.49 |
| Release Date | 1/22/2016 |
| Developer | Adamvision Studios |
| Publisher | Adamvision Studios |
| Steam App Id | 433950 |
10. Alien: Isolation
Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere of constant dread and mortal danger.
Alien: Isolation has achieved a Player Score of 92, placing it in the #10 spot for the best Linux Aliens games. Its score was calculated by analyzing a total of 61,030 reviews on Steam. This breaks down to a total of 56,892 positive reviews and 4,138 negative reviews — making it "Very Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $9.99 |
| Release Date | 10/6/2014 |
| Developers | |
| Publishers | |
| Steam App Id | 214490 |
More Aliens Linux Games on Steam
Explore even more rankings for the 10 best Aliens games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 1,996 | 11/16/2004 | 96 | $1.99 | Steam Charts | |
| 63 | 8/20/2022 | 96 | Free | Steam Charts | |
| 804 | 11/19/1998 | 95 | $1.99 | Steam Charts | |
| 10 | 10/10/2007 | 95 | ??? | Steam Charts | |
| 2,696 | 3/6/2020 | 94 | $1.99 | Steam Charts | |
| 16 | 6/1/2006 | 94 | ??? | Steam Charts | |
| 2 | 6/9/2023 | 94 | Free | Steam Charts | |
| 83 | 11/1/1999 | 93 | $1.24 | Steam Charts | |
| 2 | 1/22/2016 | 93 | $0.49 | Steam Charts | |
| 142 | 10/6/2014 | 92 | $9.99 | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2025, June 28). Steam Store. Steam Store.
- Valve Corporation. (2025, June 28). Half-Life 2 on Steam. Steam Store.
- Valve Corporation. (2025, May 14). Entropy : Zero 2 on Steam. Steam Store.
- Valve Corporation. (2025, June 29). Half-Life on Steam. Steam Store.
- Valve Corporation. (2025, June 26). Half-Life 2: Episode Two on Steam. Steam Store.
- Valve Corporation. (2025, June 30). Black Mesa on Steam. Steam Store.
- Valve Corporation. (2025, June 26). Half-Life 2: Episode One on Steam. Steam Store.
- Valve Corporation. (2025, May 15). South Scrimshaw, Part One on Steam. Steam Store.
- Valve Corporation. (2025, June 27). Half-Life: Opposing Force on Steam. Steam Store.
- Valve Corporation. (2025, June 27). Bit Blaster XL on Steam. Steam Store.
- Valve Corporation. (2025, June 27). Alien: Isolation on Steam. Steam Store.