Engines

Adventure Game Studio
Used by
Resonance, Blackwell series, Primordia, The Shivah, The Cat Lady, Ben Jordan: Paranormal Investigator, Gemini Rue, Technobabylon, Ben There, Dan That!, King's Quest I-III, Al Emmo and the Lost Dutchman's Mine, Metal Dead, Chzo Mythos, Blackwell Epiphany, The Samaritan Paradox, Heroine's Quest: The Herald of Ragnarok, Quest for Infamy, A Golden Wake, The Order of the Thorne - The King's Challenge, Shardlight
Blender Game Engine
Used by
Yo Frankie!, SuperTux 3D
Cafu Engine
Crystal Space
Used by
Yo Frankie!, PlaneShift
FreeSpace 2 Open
Used by
FreeSpace 2, FreeSpace Port, The Babylon Project, Blue Planet, Wing Commander Saga: The Darkest Dawn, Diaspora: Shattered Armistice
Godot
Used by
Tanks of Freedom, Minilens, The Interactive Adventures of Dog Mendonça & Pizzaboy, DynaDungeons, Veraball
id Tech 2
Used by
Quake II, Kingpin: Life Of Crime, Soldier of Fortune, Digital Paint: Paintball II, Quetoo, UFO: Alien Invasion, Warsow
id Tech 3
Used by
Quake III Arena, Return to Castle Wolfenstein, Medal of Honor: Allied Assault, Heavy Metal: F.A.K.K.2, Urban Terror, Star Wars Jedi Knight II: Jedi Outcast, Wolfenstein: Enemy Territory, OpenArena, ZEQ2 Lite, Reaction, Smokin' Guns, World of Padman, Turtle Arena
id Tech 4
Used by
Doom 3, Quake 4, Enemy Territory: Quake Wars, Prey, The Dark Mod
jMonkeyEngine
Used by
Mythruna, PirateHell, 3079, 3089
MonoGame
Used by
Bastion, Transistor, Wizorb, Skulls of the Shogun, FEZ, Escape Goat, Escape Goat 2
Munity
Neothyne
OpenMW
Used by
The Elder Scrolls III: Morrowind
OpenRTS
Platinum Arts Sandbox
Polycode
RadixEngine
Used by
GlPortal
Ren'Py
Used by
Our Personal Space, Halloween otome, Sword Daughter, Digital: A Love Story, To Kill A Black Swan, Icebound, Roommates, The Adventures of Prince Ivan, Everlasting Summer, Sleepless Night, Sleepless Night 2: Ladies' Night(mare), Nicole, Starswirl Academy, Hate Plus, Loren the Amazon Princess, Culina: The Spirit of Cooking , Soulmates, This Is Where I Want To Die, Bionic Heart, Bionic Heart 2, The Halberd and the Tiger, The Royal Trap, Blue Rose, CAFE 0 ~The Drowned Mermaid~, Heileen, Heileen 2, Heileen 3: New Horizon, Long Live The Queen, Juniper's Knot, Touhou Mecha, dUpLicity ~Beyond the Lies~, Analogue: A Hate Story, The Flower Shop, The Flower Shop: Winter In Fairbrook, Memo, Clannad: The Past Path, Tristan & Iseult , [text] - A Summer Story, Lucky Rabbit Reflex!, College Romance: Rise Of The Little Brother, Fading Hearts, Magical Diary, Always Remember Me, don't take it personally, babe, it just ain't your story, Love & Order, Vera Blanc: Ghost In The Castle, Vera Blanc: Full Moon, Songs of Araiah, Jisei: The First Case, Ripples, RE:Alistair++, Planet Stronghold, Date Warp, Spirited Heart, Summer Session, Science Girls!, Katawa Shoujo
Solarus
Used by
Zelda: Mystery of Solarus DX, Zelda: Return of the Hylian
Source
Used by
Half-Life 2, Left 4 Dead 2, Portal, Portal 2, Team Fortress 2, Fistful of Frags
Torque 3D
Used by
Frozen Synapse, Uebergame
Unity
Used by
Rochard, Gone Home, Fractal: Make Blooms Not War, Thomas Was Alone, Anna, Guns of Icarus Online, Cities in Motion 2, Kairo, Kentucky Route Zero, Leisure Suit Larry Reloaded , Shadowrun Returns, Shadowrun: Dragonfall - Director’s Cut, Shelter 2, Teslagrad, Oddworld: Abe's Odyssee - New 'n' Tasty, Ziggurat, Mini Metro, DreadOut, Hand of Fate, Kerbal Space Program, Pillars of Eternity, Firewatch, Rotorcross