Linux/Unix

3.49

4

1

Rogue

1980 1980 Roguelike Fantasy

Larn

1986 1986

3.63

13

Nethack

1987 28 jul 1987 Roguelike High fantasy

Moria

1987 1983 Roguelike High fantasy

Omega

1988 1988 Roguelike

3.00

1

UnReal World

1992 1992 Survival Roguelike

BreakThru! [ザ・ウォール]

1993 1993 Tile-matching

BZFlag

1993 1993

Angband

1993 11 apr 1993 Roguelike High fantasy

2.33

2

Ancient Domains of Mystery

1994 1994 Roguelike High fantasy

Doom

1994 10 dec 1993 Science fiction First-person shooter

Inner Worlds

1996 1996

Freeciv

1996 05 jan 1996 Turn-based strategy 4X

AT-Robots

1997 1997 User generated content

1

GLTron

1998 1998

3.75

2

Myth II: Soulblighter

1999 28 dec 1998 Real-time tactics High fantasy

3.00

1

Simutrans

1999 06 mar 1999 Construction and management simulation Transport simulation

Chromium B.S.U.

2000 2000

2.22

4

Tux Racer

2000 28 feb 2000 Arcade racing

Cannon Smash

2000 31 mar 2000

Heavy Gear II

2000 18 jun 1999 Mech simulation Mecha

Terminus

2000 29 jun 2000 Space Space flight simulation

Alizarin Tetris

2001 2001

Armagetron Advanced

2001 2001

Barrel Patrol 3D

2001 2001

Colossus

2001 2001

Cube

2001 2001 First-person shooter

3.98

18

StepMania

2001 2001 Dance Rhythm

3.86

7

Uplink

2001 01 oct 2001 Hacking simulation Operating system simulation

C-Dogs

2002 1997

Crack Attack!

2002 2002

Dark Tower

2002 2002

3.52

5

Liberal Crime Squad

2002 2002 Roguelike Crime

Triptych

2002 2002 Tile-matching

2.00

1

Porrasturvat: Stair Dismount

2002 aug 2002 Physics puzzle

Adv770

2003 2003 High fantasy Text adventure

1

A Tale in the Desert

2003 2003

Frozen Bubble

2003 17 feb 2003 Orb shooter

4.44

11

1

Marble Blast

2003 dec 2002 Rolling platformer 3D platformer

Think Tanks

2003 09 may 2003 Shooter

Chimaera

2003 12 may 2003

4.33

3

Wolfenstein: Enemy Territory

2003 29 may 2003 First-person shooter

1.95

10

Second Life

2003 23 jun 2003 MMOSG User generated content

3.71

47

Counter-Strike

2003 08 nov 2000 First-person shooter Tactical shooter

2.50

1

Savage: The Battle for Newerth

2003 09 sep 2003 First-person shooter Real-time strategy

3.07

20

Day of Defeat

2003 12 sep 2003 First-person shooter World War II

3.34

9

Deathmatch Classic

2003 12 sep 2003 Arena shooter First-person shooter

3.99

180

Half-Life

2003 08 nov 1998 First-person shooter Alien

3.51

79

Half-Life: Opposing Force

2003 19 nov 1999 Alien First-person shooter

2.19

22

Ricochet

2003 12 sep 2003 First-person shooter Arena shooter