Here's an (incomplete) list of all the games QuArK supports, partially supports, might support or maybe will support in the future. Click on the link of the game you want to jump to in the table below, or just start scrolling down.
| Games list |
 | 6DX engine | |
 | Alien Arena | A fast paced, fun FREE FPS! |
 | Alien Swarm | |
 | American McGee's Alice | Into a dark dream you drop... |
 | Anachronox | Explore worlds. Fight battles. Solve mysteries. |
 | Blockland | Blockland is an online multiplayer game where you build things with bricks. It's like playing with legos on the internet. |
 | Brink | The Ark, once an oceanic paradise, has been torn apart by civil war. Now you must join the Resistance or Security faction. |
 | Call of Duty | Experience the cinematic intensity of World War II's epic battles. |
 | Call of Duty: United Offense | The War That Changed the World rages on. |
 | Call of Duty 2 | More cinematic intensity and chaos than ever before, in World War II's most climactic battles. |
 | Call of Duty 4: Modern Warfare | Fight as a member of U.S. forces and British spec ops in global hotspots to eliminate a well-armed, ruthless force of international separatists. |
 | Call of Duty: World at War | Confront new and ruthless enemies across the Pacific and European battlefields in the final days of WWII. |
 | Call of Duty: Modern Warfare 2 | The sequel to the best-selling first-person action game of all time. |
 | Call of Duty: Black Ops | The best-selling first-person action franchise of all time returns. |
 | Call of Duty: Modern Warfare 3 | The best-selling first-person action franchise in history is back. |
 | Counter-Strike | The number one online action game, Counter-Strike features strategic teamplay set in terrorist vs. counter-terrorist scenarios. |
 | Counter-Strike: Source | Counter-Strike: Source introduces new graphics and maps to the world's #1 online action game. |
 | Crystal Space engine | |
 | Dear Esther | A deserted island...a lost man...memories of a fatal crash...a book written by a dying explorer. |
 | Daikatana | Time is not on your side. |
 | Dark Messiah of Might and Magic | Choose your way to kill. |
 | Dark Salvation | Dark Salvation is an FPS horror shooter built with id Tech 3 and is for mature audiences only. |
 | Day of Defeat | Day of Defeat is the latest online action experience from Valve, makers of Half-Life and Counter-Strike. |
 | Day of Defeat: Source | The latest version of the WWII online action game from the creators of Half-Life 2 and Counter-Strike: Source. |
 | D-Day: Normandy | It's an old game but it's fun and completely free to play and should be playable on any Windows computer. |
 | Doom 3 | Science has unlocked the gates to the unknown, and now only one man stands between hell and earth. |
 | Doom 3: Resurrection of Evil | True evil never dies. |
 | Doom 4 | |
 | Genesis 3D | Genesis3D is a real-time 3D rendering environment for all of your real-time 3D needs. |
 | Half-Life | Run. Think. Shoot. Live. |
 | Half-Life: Source | |
 | Half-Life Deathmatch: Source | |
 | Half-Life 2 | Freeman is thrust into the unenviable role of rescuing the world from the wrong he unleashed back at Black Mesa. |
 | Half-Life 2: Episode 1 | Stepping into the hazard suit of Dr. Gordon Freeman, you face the immediate repercussions of your actions in City 17 and the Citadel. |
 | Half-Life 2: Episode 2 | You must battle and race against Combine forces as you traverse the White Forest to deliver a crucial information packet stolen from the Citadel to an enclave of fellow resistance scientists. |
 | Half-Life 2: Episode 3 | |
 | Half-Life 2: Deathmatch | |
 | Half-Life 2: Lost Coast | |
 | Heavy Metal: F.A.K.K. 2 | In this Universe full of would-be Gods, the machines of man alone cannot change the call of Destiny. |
 | Heretic 2 | Prepare for the second coming. |
 | Hexen 2 | As the Necromancer, the Assassin, the Crusader or the Paladin, you must defeat the dark generals and their Hell-spawned legions before you can face the Archfiend and attempt to end his ravenous onslaught. |
 | Hexen 2: Portal of Praevus | |
 | Iron Grip: Warlord | Grab your weapons and head to the battlefield in the debut commercial game from Isotx, Iron Grip: Warlord! |
 | Irrlicht 3D | |
 | James Bond 007: Nightfire | Do you have what it takes to be Bond? |
 | Quantum of Solace | Bond is back. |
 | Kingpin: Life of Crime | Start your own gang and recruit right from the streets. |
 | Left 4 Dead | Can you survive the zombie apocalypse? |
 | Left 4 Dead 2 | New friends. More zombies. Better apocalypse. |
 | Medal of Honor: Allied Assault | You don't play, you volunteer. |
 | Medal of Honor: Allied Assault: Breakthrough | You are here to fight. |
 | Medal of Honor: Allied Assault: Spearhead | You don't play, you volunteer. |
 | Medal of Honor: Pacific Assault | Fight for Victory in the Pacific. |
 | Neverball | Tilt the floor to roll a ball through an obstacle course before time runs out. |
 | Neverputt | A hot-seat multiplayer miniature golf game, built on the physics and graphics engine of Neverball. |
 | Nexuiz | Nexuiz is fast paced with extremely competitive game play. |
 | Open Arena | OpenArena is a violent, sexy, multiplayer first person shooter based on the ioquake3 fork of the id tech 3 engine. |
 | Portal | The new single player game from Valve blends adventure, puzzle and action gaming. |
 | Portal 2 | |
 | Prey | We are next. |
 | Quake | From the creators of Doom and Doom II comes the most intense, technologically advanced 3-D experience ever captured on CD-ROM. |
 | Quake Mission Pack 1: Scourge of Armagon | |
 | Quake Mission Pack 2: Dissolution of Eternity | |
 | Quake 2 | Shortly after landing on an alien surface you learn that hundreds of your men have been reduced to just a few. |
 | Quake 2: The Reckoning | You are part of an elite commando force that must infiltrate a hostile alien city. |
 | Quake 2: Ground Zero | Take out the Big Gun sounded simple enough, except the Strogg were waiting. |
 | Quake 2: Netpack I: Extremities | Handpicked Multiplayer MODs from around the Web. |
 | Quake 3: Arena | Your only company, a mantra: Fight or be finished. |
 | Quake 3: Team Arena | |
 | Quake 4 | In a desperate war for Earth's survival, against an unrelenting alien enemy, the only way to defeat them is to become one of them. |
 | Quake Live | This is where you can connect and compete with your friends and other players from around the world in the hottest first person multiplayer game on the web. |
 | Enemy Territory: QUAKE Wars | Defend Earth or destroy it. You make the difference. |
 | Rage | From the makers of Doom and Quake. |
 | Return to Castle Wolfenstein | Wolfenstein, the legacy lives on! |
 | Wolfenstein - Enemy Territory | |
 | Severity | |
 | SiN | When the CEO of SinTEK Industries begins injecting the streets with a DNA-altering drug, it's time to reassess the laws of morality. |
 | SiN: Emergence | For years you have waged a personal crusade against the wicked geneticist Elexis Sinclaire. |
 | Smokin' Guns | With cordite in the air, splintered steel, shell casings and powder burns, there's only one explanation...., Smokin' Guns. |
 | Soldier of Fortune | Use any means necessary to find and secure four stolen nuclear warheads. |
 | Soldier of Fortune 2: Double Helix | The stakes are even higher in this heart-pounding sequel to the FPS hit! |
 | Soldier of Fortune: Payback | Payback is hell! |
 | Space Trader | |
 | Star Trek: Voyager - Elite Force | Set phasers to frag. |
 | Star Trek: Voyager - Elite Force Expansion Pack | Set phasers to frag with the all-new Expansion Pack! |
 | Star Trek: Elite Force 2 | The alien invaders show no mercy, and neither should you. |
 | Star Wars Jedi Knight 2: Jedi Outcast | To know the light, you must see the dark. |
 | Star Wars Jedi Knight: Jedi Academy | Forge your weapon and follow the path of the Jedi. |
 | Sylphis engine | |
 | Team Fortress 2 | Team Fortress 2 is Valve's sequel to the game that put class-based, multiplayer team warfare on the map. |
 | Torque engine | |
 | Tremulous | Tremulous is a free, open source game that blends a team based FPS with elements of an RTS |
 | UFO: Alien Invasion | You control a secret organisation charged with defending Earth from a brutal alien enemy. |
 | Urban Terror | Urban Terror can be described as a Hollywood tactical shooter; somewhat realism based, but the motto is "fun over realism". |
 | Vampire: The Masquerade - Bloodlines | Seduced in a dark alley... |
 | Warsow | Set in a futuristic cartoon-like world where rocketlauncher-wielding pigs and lasergun-carrying cyberpunks roam the streets, Warsow is a completely free fast-paced first-person shooter (FPS) for Windows, Linux and Mac OS X. |
 | Wolfenstein | Unleash the Nazis' own dark powers against them as you battle unimaginable evil and unexpected foes. |
 | World of Padman | WoP is the domain of ENTE's comic strip super-hero bad-boy Padman and his motley crew, and their mission is to make your game with some seriously addictive fun, whatever your skill level, and whatever character role you jump into. |
 | Xonotic | Xonotic is a fast paced free, open-source first person shooter licensed under the GNU General Public License. |