Best Mod Games on Steam

Steam currently has 186 Mod games available to download and play. 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. Mod game rankings were last updated on 5/22/2024.

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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 banner

Garry's Mod holds the #1 spot for "best Mod game on Steam" with a Player Score of 96. Its score was calculated by analyzing a total of 1,067,095 reviews on Steam. This breaks down to a total of 1,032,248 positive reviews and 34,847 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. At the moment, it is possible to play Garry's Mod on the Steam Deck (though some functionality may be limited).

Steam Price $9.99
Release Date 11/29/2006
Developer Facepunch Studios
Publisher Valve
Steam App Id 4000

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 Mod games. Its score was calculated by analyzing a total of 23,146 reviews on Steam. This breaks down to a total of 22,762 positive reviews and 384 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. tModLoader

Dig, Fight, and Build your way through the world of player-created mods on Terraria with tModLoader - this DLC makes modding Terraria a reality!

tModLoader banner

tModLoader has achieved a Player Score of 96, placing it in the #3 spot for the best Mod games. Its score was calculated by analyzing a total of 249,109 reviews on Steam. This breaks down to a total of 241,769 positive reviews and 7,340 negative reviews — making it "Overwhelmingly 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 tModLoader on the Steam Deck (though some functionality may be limited).

Release Date 5/16/2020
Developer TML Team
Publishers
Steam App Id 1281930

4. The Chronicles Of Myrtana: Archolos

The Kingdom of Myrtana is in a dramatic situation. After the major defeat of the royal fleet in the waters of the Eastern Archipelago, the once thriving city of Archolos stood on the brink of crisis. Meanwhile, a young foreigner goes to the island in search of a new, better life.

The Chronicles Of Myrtana: Archolos banner

The Chronicles Of Myrtana: Archolos has achieved a Player Score of 96, placing it in the #4 spot for the best Mod games. Its score was calculated by analyzing a total of 14,179 reviews on Steam. This breaks down to a total of 13,984 positive reviews and 195 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is completely free to play and can be played and ran on Windows systems. At the moment, it is possible to play The Chronicles Of Myrtana: Archolos on the Steam Deck (though some functionality may be limited).

Release Date 12/10/2021
Developer The Chronicles Of Myrtana Team
Publisher The Chronicles Of Myrtana Team
Steam App Id 1467450

5. STAR WARS™ Empire at War - Gold Pack

Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld?

STAR WARS™ Empire at War - Gold Pack banner

STAR WARS™ Empire at War - Gold Pack has achieved a Player Score of 96, placing it in the #5 spot for the best Mod games. Its score was calculated by analyzing a total of 35,941 reviews on Steam. This breaks down to a total of 35,084 positive reviews and 857 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $19.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play STAR WARS™ Empire at War - Gold Pack on the Steam Deck (though some functionality may be limited).

Steam Price $19.99
Release Date 5/26/2010
Developer Petroglyph
Publishers
Steam App Id 32470

6. Half-Life 2: VR Mod

Half Life 2: VR Mod is a fan-made project, which adds full Virtual Reality support to the original 2004 PC gaming classic by Valve Software. Are you ready to become the Freeman?

Half-Life 2: VR Mod banner

Half-Life 2: VR Mod has achieved a Player Score of 94, placing it in the #6 spot for the best Mod games. Its score was calculated by analyzing a total of 5,744 reviews on Steam. This breaks down to a total of 5,626 positive reviews and 118 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is completely free to play and can be played and ran on Windows systems. At the moment, it is not possible to play or run Half-Life 2: VR Mod on the Steam Deck.

Release Date 9/16/2022
Developer Source VR Mod Team
Publishers
Steam App Id 658920

7. Portal Reloaded

Portal Reloaded is a free, community made modification for Portal 2. The mod builds on the concepts of the main game by allowing you to place a third portal, which enables traveling between two different timelines. Thinking in four dimensions is vital to solving 25 brand new mind-bending puzzles.

Portal Reloaded banner

Portal Reloaded has achieved a Player Score of 94, placing it in the #7 spot for the best Mod games. Its score was calculated by analyzing a total of 19,707 reviews on Steam. This breaks down to a total of 18,985 positive reviews and 722 negative reviews — making it "Overwhelmingly 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 Portal Reloaded on the Steam Deck (though some functionality may be limited).

Release Date 4/19/2021
Developer PORTANIS
Publisher PORTANIS
Steam App Id 1255980

8. Black Mesa

Relive Half-Life.

Black Mesa banner

Black Mesa has achieved a Player Score of 94, placing it in the #8 spot for the best Mod games. Its score was calculated by analyzing a total of 113,231 reviews on Steam. This breaks down to a total of 107,898 positive reviews and 5,333 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

9. CarX Drift Racing Online

CarX Drift Racing Online is your chance to immerse yourself in the real world of drifting. Get together with friends, tune your car and burn some tires!

CarX Drift Racing Online banner

CarX Drift Racing Online has achieved a Player Score of 94, placing it in the #9 spot for the best Mod games. Its score was calculated by analyzing a total of 76,474 reviews on Steam. This breaks down to a total of 72,995 positive reviews and 3,479 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $14.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $14.99
Release Date 11/17/2017
Developer CarX Technologies, LLC
Publisher CarX Technologies, LLC
Steam App Id 635260

10. Portal Stories: Mel

Portal Stories: Mel is a community made, free modification for Portal 2 based in the Portal universe. It tells the story of Mel, who meets a new personality core and faces an undiscovered threat to the Aperture facility.

Portal Stories: Mel banner

Portal Stories: Mel has achieved a Player Score of 94, placing it in the #10 spot for the best Mod games. Its score was calculated by analyzing a total of 21,562 reviews on Steam. This breaks down to a total of 20,742 positive reviews and 820 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is completely free to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

Release Date 6/25/2015
Developer Prism Game Studios Ltd.
Publisher Prism Game Studios Ltd.
Steam App Id 317400

More Mod Games

Explore even more rankings for the 100 best Mod games available on Steam.

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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. (2024, May 22). Steam Store. Steam Store.
  • Valve Corporation. (2024, May 22). Garry's Mod on Steam. Steam Store.
  • Valve Corporation. (2024, April 3). Entropy : Zero 2 on Steam. Steam Store.
  • Valve Corporation. (2024, May 20). tModLoader on Steam. Steam Store.
  • Valve Corporation. (2024, May 14). The Chronicles Of Myrtana: Archolos on Steam. Steam Store.
  • Valve Corporation. (2024, May 18). STAR WARS™ Empire at War - Gold Pack on Steam. Steam Store.
  • Valve Corporation. (2024, May 5). Half-Life 2: VR Mod on Steam. Steam Store.
  • Valve Corporation. (2024, May 14). Portal Reloaded on Steam. Steam Store.
  • Valve Corporation. (2024, May 3). Black Mesa on Steam. Steam Store.
  • Valve Corporation. (2024, May 20). CarX Drift Racing Online on Steam. Steam Store.
  • Valve Corporation. (2024, March 24). Portal Stories: Mel on Steam. Steam Store.

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