Best Massively Multiplayer Linux Games on Steam
Steam currently has 7,195 Massively Multiplayer 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. Massively Multiplayer game rankings were last updated on 4/29/2026.
Looking for more? Explore other lists such as:
- Best massively multiplayer games on Steam
- Best massively multiplayer Steam Deck games
- Best massively multiplayer Steam games (for Mac OS)
- Free massively multiplayer games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Garry's Mod
Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.
Garry's Mod holds the #1 spot for "best Linux Massively Multiplayer game on Steam" with a Player Score of 96. Its score was calculated by analyzing a total of 1,231,973 reviews on Steam. This breaks down to a total of 1,193,290 positive reviews and 38,683 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 Garry's Mod on the Steam Deck (though some functionality may be limited).
| Steam Price | $4.99 |
| Release Date | 11/29/2006 |
| Developer | Facepunch Studios |
| Publisher | Valve |
| Steam App Id | 4000 |
2. Snail Simulator
Have you ever wanted to be a snail? Now you can be! Explore the vast Snearth with snail friends! Join monthly Snail Parties! MMOS (Massive Multiplayer Online Snails)! BECOME a snail (in a simulation)!
Snail Simulator has achieved a Player Score of 93, placing it in the #2 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 1,549 reviews on Steam. This breaks down to a total of 1,524 positive reviews and 25 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $4.49 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Snail Simulator on the Steam Deck (though some functionality may be limited).
| Steam Price | $4.49 |
| Release Date | 11/21/2023 |
| Developers | |
| Publishers | |
| Steam App Id | 1500740 |
3. ShellShock Live
Demolish your friends with hundreds of upgradable weapons shot from your customizable tank in this action-packed online multiplayer tanks game. Earn XP to level up and unlock new tanks, weapons, and gear. Fight against or alongside your friends for strategic team or free-for-all matches.
ShellShock Live has achieved a Player Score of 91, placing it in the #3 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 35,410 reviews on Steam. This breaks down to a total of 32,946 positive reviews and 2,464 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. At the moment, it is possible to play ShellShock Live on the Steam Deck (though some functionality may be limited).
| Steam Price | $9.99 |
| Release Date | 5/22/2020 |
| Developer | kChamp Games |
| Publisher | kChamp Games |
| Steam App Id | 326460 |
4. X-Plane 11
The future of flight simulation is now! X-Plane 11 is the detailed, realistic, and modern simulator you’ve been waiting for. Intuitive user interface, 3-D cockpits, new effects, 3-D sound, living airports and world-wide scenery.
X-Plane 11 has achieved a Player Score of 91, placing it in the #4 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 19,912 reviews on Steam. This breaks down to a total of 18,510 positive reviews and 1,402 negative reviews — making it "Very Positive" on Steam.
It is priced at $29.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play X-Plane 11 on the Steam Deck (though some functionality may be limited).
| Steam Price | $29.99 |
| Release Date | 3/30/2017 |
| Developer | Laminar Research |
| Publisher | Laminar Research |
| Steam App Id | 269950 |
5. Unturned
You're a survivor in the zombie infested ruins of society, and must work with your friends and forge alliances to remain among the living.
Unturned has achieved a Player Score of 90, placing it in the #5 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 561,780 reviews on Steam. This breaks down to a total of 511,548 positive reviews and 50,232 negative reviews — making it "Very Positive" on Steam.
It is completely free to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Unturned on the Steam Deck (though some functionality may be limited).
| Release Date | 7/7/2017 |
| Developer | Smartly Dressed Games |
| Publisher | Smartly Dressed Games |
| Steam App Id | 304930 |
6. Day of Defeat: Source
Valve's WWII Multiplayer Classic - Now available for Mac.
Day of Defeat: Source has achieved a Player Score of 90, placing it in the #6 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 23,401 reviews on Steam. This breaks down to a total of 21,470 positive reviews and 1,931 negative reviews — making it "Very Positive" on Steam.
It is priced at $9.99 to play and can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Day of Defeat: Source on the Steam Deck (though some functionality may be limited).
7. Fistful of Frags
Multiplayer based, first person enabled, action packed and skill demanding shooter set in the Wild West times. A unique combination of non stop action and slow but powerful weaponry.
Fistful of Frags has achieved a Player Score of 90, placing it in the #7 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 36,765 reviews on Steam. This breaks down to a total of 33,613 positive reviews and 3,152 negative reviews — making it "Very Positive" on Steam.
It is completely free to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Fistful of Frags on the Steam Deck (though some functionality may be limited).
| Release Date | 5/9/2014 |
| Developer | Fistful of Frags Team |
| Publisher | Fistful of Frags Team |
| Steam App Id | 265630 |
8. No More Room in Hell
The chances of you surviving this all out war of society and the undead are slim to none. Already, there are millions of the walking dead shambling about, searching for food to eat. There's no known cure. One bite can possibly end it all for you. However, you aren't alone in this nightmare.
No More Room in Hell has achieved a Player Score of 89, placing it in the #8 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 75,784 reviews on Steam. This breaks down to a total of 68,141 positive reviews and 7,643 negative reviews — making it "Very 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 No More Room in Hell on the Steam Deck (though some functionality may be limited).
| Release Date | 10/31/2013 |
| Developer | No More Room in Hell Team |
| Publisher | Lever Games |
| Steam App Id | 224260 |
9. Guns of Icarus Online
Assemble your crew, take to the skies in the premier PvP airship combat game. Guns of Icarus Online is all about flying massive airships, shooting big turret weapons, and working as a team for supremacy of the skies. Everyone as one, victory or death, together.
Guns of Icarus Online has achieved a Player Score of 88, placing it in the #9 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 14,675 reviews on Steam. This breaks down to a total of 13,188 positive reviews and 1,487 negative reviews — making it "Very 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 Guns of Icarus Online on the Steam Deck (though some functionality may be limited).
| Steam Price | $4.99 |
| Release Date | 10/29/2012 |
| Franchise | Muse Games |
| Developer | Muse Games |
| Publisher | Muse Games |
| Steam App Id | 209080 |
10. Kind Words 2 (lofi city pop)
A game about being kind to real people. Send nice letters from your cozy room, go outside and say hi to your neighbors, swap recommendations, dress up for the poetry slam and add your dreams to a sky full of wishes. Join a community of real people with their hearts on their sleeves.
Kind Words 2 (lofi city pop) has achieved a Player Score of 87, placing it in the #10 spot for the best Linux Massively Multiplayer games. Its score was calculated by analyzing a total of 693 reviews on Steam. This breaks down to a total of 644 positive reviews and 49 negative reviews — making it "Very Positive" on Steam.
It is priced at $13.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Kind Words 2 (lofi city pop) on the Steam Deck (though some functionality may be limited).
| Steam Price | $13.99 |
| Release Date | 10/7/2024 |
| Developer | Popcannibal |
| Publisher | Popcannibal |
| Steam App Id | 2118120 |
More Massively Multiplayer Linux Games on Steam
Explore even more rankings for the 10 best Massively Multiplayer games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 25,836 | 11/29/2006 | 96 | $4.99 | Steam Charts | |
| 13 | 11/21/2023 | 93 | $4.49 | Steam Charts | |
| 143 | 5/22/2020 | 91 | $9.99 | Steam Charts | |
| 213 | 3/30/2017 | 91 | $29.99 | Steam Charts | |
| 9,903 | 7/7/2017 | 90 | Free | Steam Charts | |
| 128 | 9/26/2005 | 90 | $9.99 | Steam Charts | |
| 24 | 5/9/2014 | 90 | Free | Steam Charts | |
| 290 | 10/31/2013 | 89 | Free | Steam Charts | |
| 1 | 10/29/2012 | 88 | $4.99 | Steam Charts | |
| 1 | 10/7/2024 | 87 | $13.99 | 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. (2026, April 29). Steam Store. Steam Store.
- Valve Corporation. (2026, April 29). Garry's Mod on Steam. Steam Store.
- Valve Corporation. (2026, April 29). Snail Simulator on Steam. Steam Store.
- Valve Corporation. (2026, April 18). ShellShock Live on Steam. Steam Store.
- Valve Corporation. (2026, April 2). X-Plane 11 on Steam. Steam Store.
- Valve Corporation. (2026, April 27). Unturned on Steam. Steam Store.
- Valve Corporation. (2026, April 2). Day of Defeat: Source on Steam. Steam Store.
- Valve Corporation. (2026, April 25). Fistful of Frags on Steam. Steam Store.
- Valve Corporation. (2026, April 2). No More Room in Hell on Steam. Steam Store.
- Valve Corporation. (2026, April 2). Guns of Icarus Online on Steam. Steam Store.
- Valve Corporation. (2026, April 7). Kind Words 2 (lofi city pop) on Steam. Steam Store.