Best Aliens Linux Games on Steam

Steam currently has 2,934 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 9/3/2025.

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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 banner

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 252,990 reviews on Steam. This breaks down to a total of 246,919 positive reviews and 6,071 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $9.99 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.

Steam Price $9.99
Release Date 11/16/2004
Franchise Half-Life
Developer Valve
Publisher Valve
Steam App Id 220

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 banner

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 29,511 reviews on Steam. This breaks down to a total of 29,020 positive reviews and 491 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).

Release Date 8/20/2022
Developer Breadmen
Publisher Breadman
Steam App Id 1583720

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 banner

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 151,335 reviews on Steam. This breaks down to a total of 146,067 positive reviews and 5,268 negative reviews — making it "Overwhelmingly 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 11/19/1998
Franchise Half-Life
Developer Valve
Publisher Valve
Steam App Id 70

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 banner

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 41,631 reviews on Steam. This breaks down to a total of 40,417 positive reviews and 1,214 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.

Release Date 10/10/2007
Franchise Half-Life
Developer Valve
Publisher Valve
Steam App Id 420

5. Black Mesa

Relive Half-Life.

Black Mesa banner

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 133,720 reviews on Steam. This breaks down to a total of 127,129 positive reviews and 6,591 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $19.99 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 $19.99
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 banner

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 31,712 reviews on Steam. This breaks down to a total of 30,374 positive reviews and 1,338 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).

Release Date 6/1/2006
Franchise Half-Life
Developer Valve
Publisher Valve
Steam App Id 380

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 banner

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 1,451 reviews on Steam. This breaks down to a total of 1,437 positive reviews and 14 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 banner

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 26,237 reviews on Steam. This breaks down to a total of 24,998 positive reviews and 1,239 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $4.99 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 $4.99
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 banner

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 6,138 reviews on Steam. This breaks down to a total of 5,920 positive reviews and 218 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $0.99 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 $0.99
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 banner

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 62,211 reviews on Steam. This breaks down to a total of 57,991 positive reviews and 4,220 negative reviews — making it "Very Positive" on Steam.

It is priced at $39.99 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.

More Aliens Linux Games on Steam

Explore even more rankings for the 10 best Aliens games available on Steam.

ImageName
Actions
Half-Life 2 steam charts
1,630
11/16/2004
96
$9.99
Steam Charts
Entropy : Zero 2 steam charts
106
8/20/2022
96
Free
Steam Charts
Half-Life steam charts
636
11/19/1998
95
$9.99
Steam Charts
Half-Life 2: Episode Two steam charts
15
10/10/2007
95
???
Steam Charts
Black Mesa steam charts
709
3/6/2020
94
$19.99
Steam Charts
Half-Life 2: Episode One steam charts
11
6/1/2006
94
???
Steam Charts
South Scrimshaw, Part One steam charts
1
6/9/2023
94
Free
Steam Charts
Half-Life: Opposing Force steam charts
71
11/1/1999
93
$4.99
Steam Charts
Bit Blaster XL steam charts
2
1/22/2016
93
$0.99
Steam Charts
Alien: Isolation steam charts
165
10/6/2014
92
$39.99
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, September 3). Steam Store. Steam Store.
  • Valve Corporation. (2025, September 3). Half-Life 2 on Steam. Steam Store.
  • Valve Corporation. (2025, September 12). Entropy : Zero 2 on Steam. Steam Store.
  • Valve Corporation. (2025, September 11). Half-Life on Steam. Steam Store.
  • Valve Corporation. (2025, September 12). Half-Life 2: Episode Two on Steam. Steam Store.
  • Valve Corporation. (2025, August 21). Black Mesa on Steam. Steam Store.
  • Valve Corporation. (2025, August 6). Half-Life 2: Episode One on Steam. Steam Store.
  • Valve Corporation. (2025, August 23). South Scrimshaw, Part One on Steam. Steam Store.
  • Valve Corporation. (2025, August 24). Half-Life: Opposing Force on Steam. Steam Store.
  • Valve Corporation. (2025, September 1). Bit Blaster XL on Steam. Steam Store.
  • Valve Corporation. (2025, September 4). Alien: Isolation on Steam. Steam Store.

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