| Game | Series | Developed by | Published by | Release date | Steam DRM |
|---|
| 100% Orange Juice! | OrangeJuice | Orange Juice | Fruitbat Factory | 14 August 2009 | DRM-free |
| 1000 Amps | | Brandon Brizzi | | 22 February 2012 | DRM-free |
| 140 | | Carlsen Games | | 16 October 2013 | DRM-free |
| 18 Wheels of Steel: American Long Haul | 18 Wheels of Steel | SCS Software | ValuSoft Cosmi | 3 December 2007 | DRM-free |
| 200% Mixed Juice! | OrangeJuice | Orange Juice | Fruitbat Factory | 23 October 2015 | DRM-free |
| 40 Winks | | Eurocom | Piko Interactive | 22 October 2018 | DRM-free |
| 428: Shibuya Scramble | | Spike Chunsoft | Spike Chunsoft | 4 September 2018 | DRM-free, Steam |
| 7th Legion | | Epic Games | MicroProse | 30 September 1997 | DRM-free |
| 99 Levels to Hell | | B-evil | Zaxis Games | 26 February 2013 | DRM-free |
| 99 Spirits | | TORaIKI | Fruitbat Factory | 31 May 2012 | DRM-free |
| A Bewitching Revolution | | Colestia | | 9 April 2019 | DRM-free |
| A Foretold Affair | | GB Patch Games | | 30 January 2017 | DRM-free |
| A Kiss for the Petals - Remembering How We Met | A Kiss for the Petals | St. Michael's Girls School | MangaGamer | 25 September 2015 | DRM-free |
| A Valley Without Wind | A Valley Without Wind | Arcen Games | | 24 April 2012 | DRM-free |
| A Valley Without Wind 2 | A Valley Without Wind | Arcen Games | | 18 February 2013 | DRM-free |
| A Virus Named TOM | | Misfits Attic | | 1 August 2012 | DRM-free |
| A Wild Catgirl Appears! | | NewWestGames | | 29 October 2015 | DRM-free |
| A Winter's Daydream | | Ebi-hime | | 15 October 2018 | DRM-free |
| A.R.E.S.: Extinction Agenda | A.R.E.S.: Extinction Agenda | Extend Studio | Origo Games | 14 December 2010 | DRM-free |
| A.R.E.S.: Extinction Agenda EX | A.R.E.S.: Extinction Agenda | Extend Studio | Origo Games | 3 October 2014 | DRM-free |
| AI War: Fleet Command | AI War | Arcen Games | | 2 June 2009 | DRM-free |
| AaaaaAAaaaAAAaaAAAAaAAAAA!!! for the Awesome | AaaaaAAaaaAAAaaAAAAaAAAAA!!! | Dejobaan Games | | 23 November 2011 | DRM-free |
| Abzû | | Giant Squid Studios | 505 Games | 2 August 2016 | DRM-free |
| Acceleration of SUGURI 2 | SUGURI | Orange Juice | Fruitbat Factory | 13 August 2011 | DRM-free |
| AdVenture Capitalist | AdVenture | Hyper Hippo Games | | 30 March 2015 | DRM-free |
| Age of Empires III | Age of Empires | Ensemble Studios | MacSoft | 18 October 2005 | DRM-free |
| Airline Tycoon Deluxe | Airline Tycoon | Spellbound Entertainment | Black Forest Games | 5 October 2003 | DRM-free |
| Airships: Conquer the Skies | | David Stark | | 16 August 2018 | DRM-free |
| Aker Fern | | Chaos Group Games | Chaos Group Games | 31 May 2020 | DRM-free |
| Alchemy Mysteries: Prague Legends | | JetDogs Studios | | 22 December 2014 | DRM-free |
| All Zombies Must Die! | All Zombies Must Die! | Doublesix Games | | 12 March 2012 | DRM-free |
| Alone in the Dark 3 | Alone in the Dark | Infogrames | Infogrames | 1994 | DRM-free |
| Alpha Polaris | | Turmoil Games | | 21 October 2015 | DRM-free |
| Ambre | | Träumendes Mädchen | | 1 April 2013 | DRM-free |
| Amerzone: The Explorer's Legacy | | Microïds | Anuman Interactive | 18 October 1999 | DRM-free |
| Amnesia: The Dark Descent | Amnesia | Frictional Games | | 8 September 2010 | DRM-free |
| Anachronox | | Ion Storm | Eidos Interactive | 27 June 2001 | DRM-free |
| Analogue: A Hate Story | Hate | Christine Love | | 1 February 2012 | DRM-free |
| Animal Lover | | Trainwreck Studios | | 14 February 2017 | DRM-free |
| Ankh: Heart of Osiris | Ankh | Deck13 Interactive | BHV Software | 25 October 2006 | DRM-free |
| Antinomy of Common Flowers | Touhou Project | Team Shanghai Alice | SUNFISH Co. | 5 January 2018 | DRM-free |
| Aozora Meikyuu | | Yume Creations | | 27 January 2016 | DRM-free |
| Ara Fell | | Stegosoft Games | DANGEN Entertainment | 2 June 2016 | DRM-free |
| Army Men: RTS | Army Men | Pandemic Studios | 3DO | 24 March 2002 | DRM-free |
| Art of Murder - Cards of Destiny | Art of Murder | CI Games | | 23 February 2009 | DRM-free |
| Art of Murder - Hunt for the Puppeteer | Art of Murder | CI Games | | 17 February 2009 | DRM-free |
| Ascension to the Throne | Ascension to the Throne | DVS | 1C Company | 26 January 2007 | DRM-free |
| Astebreed | | Edelweiss | AGM PLAYISM | 31 December 2013 | DRM-free |
| Asterix & Obelix XXL: Romastered | Asterix & Obelix XXL | OSome Studio | Microids | 22 October 2020 | DRM-free |
| At Dead Of Night | | Baggy Cat Ltd. | Baggy Cat Ltd. | 19 November 2020 | DRM-free |
| Atom Zombie Smasher | | Blendo Games | | 22 January 2011 | DRM-free |
| B-17 Flying Fortress: The Mighty 8th | B-17 Flying Fortress | Wayward Design | MicroProse | 13 December 2000 | DRM-free |
| BANZAI PECAN: The Last Hope for the Young Century | | SERIOUS IMPACT WORKS | Zanza Studios | 6 August 2012 | DRM-free |
| Baba Is You | | Hempuli Oy | | 13 March 2019 | DRM-free |
| Bad Rats: The Rats' Revenge | Bad Rats | Invent4 Entertainment | Strategy First | 20 July 2009 | DRM-free |
| Baldur's Gate II: Enhanced Edition | Baldur's Gate | Overhaul Games | Atari | 15 November 2013 | DRM-free |
| Baldur's Gate: Enhanced Edition | Baldur's Gate | Overhaul Games | Atari | 28 November 2012 | DRM-free |
| BallisticNG | | Neognosis | | 14 December 2018 | DRM-free |
| Ballpoint Universe: Infinite | | Arachnid Games | | 6 May 2013 | DRM-free |
| Barrow Hill: Curse of the Ancient Circle | Barrow Hill | Shadow Tor Studios | Iceberg Interactive | 5 October 2006 | DRM-free |
| Barrow Hill: The Dark Path | Barrow Hill | Shadow Tor Studios | Iceberg Interactive | 22 September 2016 | DRM-free |
| Batman: Arkham Knight | Batman: Arkham | Rocksteady Studios | Warner Bros. Interactive Entertainment | 23 June 2015 | DRM-free |
| Bayou Island | | Andy Howard Games | | 28 February 2017 | DRM-free |
| Beach Bounce | | Dharker Studio | | 14 August 2015 | DRM-free |
| Bejeweled 3 | Bejeweled | PopCap Games | | 7 December 2010 | DRM-free |
| Bendy and the Ink Machine | | Joey Drew Studios Inc. | | 27 April 2017 | DRM-free |
| Between Me and The Night | | RainDance LX | Lace Games | 22 January 2016 | DRM-free |
| Big Brain Wolf | | Frima Studio | | 5 November 2009 | DRM-free |
| Big Dipper | | Team Zimno | Top Hat Studios | 7 January 2019 | DRM-free |
| Bionic Dues | | Arcen Games | | 8 October 2013 | DRM-free |
| Black Mesa | Half-Life | Crowbar Collective | | 6 March 2020 | DRM-free, Steam |
| Black Mirror 2 | Black Mirror | Cranberry Production | Viva Media | 25 September 2009 | DRM-free |
| Black Mirror 3 | Black Mirror | Cranberry Production | Viva Media | 19 April 2011 | DRM-free |
| BlackSoul: Extended Edition | | XeniosVision | | 26 February 2014 | DRM-free |
| Blasphemous | | The Game Kitchen | Team17 | 10 September 2019 | DRM-free |
| Bleed | Bleed | Bootdisk Revolution | | 28 November 2012 | DRM-free |
| Bleed 2 | Bleed | Bootdisk Revolution | | 8 February 2017 | DRM-free |
| Blind Men | | Man-Eater Games | | 30 April 2017 | DRM-free |
| BloodRayne 2: Terminal Cut | BloodRayne | Terminal Reality | Ziggurat Interactive | 20 November 2020 | DRM-free |
| BlowOut | | Terminal Reality | Majesco | 28 October 2003 | DRM-free |
| Bone Voyage | | Team Cobblestone | Breda University of Applied Science | 6 May 2019 | DRM-free |
| Breath of Death VII: The Beginning | | Zeboyd Games | | 13 July 2011 | DRM-free |
| Brigand: Oaxaca | | Brian Lancaster | Brian Lancaster | 24 April 2017 | DRM-free |
| Broforce | Broforce | Free Lives | Devolver Digital | 15 October 2015 | DRM-free |
| Brothers: A Tale of Two Sons | | Starbreeze Studios | 505 Games | 3 September 2013 | DRM-free |
| Bytepath | | SSYGEN | | 23 February 2018 | DRM-free |
| CUSTOM ORDER MAID 3D2 It's a Night Magic | | KISS | S-court | 25 July 2019 | DRM-free |
| California Games | California Games | Epyx | Epyx | 1988 | DRM-free |
| California Games II | California Games | Epyx | Epyx | 1990 | DRM-free |
| Call of Juarez | Call of Juarez | Techland | Ubisoft | 5 September 2006 | DRM-free |
| Carmageddon | Carmageddon | Stainless Games | SCi Games | 30 June 1997 | DRM-free |
| Celtic Kings: Rage of War | | Haemimont Games | Wanadoo | 27 August 2002 | DRM-free |
| Chex Quest HD | Chex Quest | Team Chex Quest HD | General Mills | 18 May 2020 | DRM-free |
| Chionophile | | Tonguç Bodur | | 23 October 2020 | DRM-free |
| Cinderella Escape! | Cinderella Escape | Hajime Doujin Circle | | 16 November 2015 | DRM-free |
| Cinderella Escape!! Revenge | Cinderella Escape | Hajime Doujin Circle | | 5 October 2017 | DRM-free |
| Cineris Somnia | | NAYUTA STUDIO | AGM PLAYISM | 9 October 2018 | DRM-free |
| Cloudbuilt | Cloudbuilt | Coilworks | Rising Star Games | 20 March 2014 | DRM-free |
| Codename: Gordon | Half-Life | Nuclear Vision | Valve Corporation | 17 May 2004 | DRM-free |
| Commander Keen in Keen Must Die! | Commander Keen | Id Software | Apogee Software | 14 December 1990 | DRM-free |
| Commander Keen in Marooned on Mars | Commander Keen | Id Software | Apogee Software | 14 December 1990 | DRM-free |
| Commander Keen in Secret of the Oracle | Commander Keen | Id Software | Apogee Software | 15 December 1991 | DRM-free |
| Commander Keen in The Armageddon Machine | Commander Keen | Id Software | Apogee Software | 15 December 1991 | DRM-free |
| Commander Keen in The Earth Explodes | Commander Keen | Id Software | Apogee Software | 14 December 1990 | DRM-free |
| Constructor | Constructor | System 3 | Acclaim Entertainment | 1997 | DRM-free |
| Cortex Command | | Data Realms | | 28 September 2012 | DRM-free |
| Cosmic Star Heroine | | Zeboyd Games | | 11 April 2017 | DRM-free |
| Costume Quest 2 | Costume Quest | Double Fine Productions | Midnight City | 7 October 2014 | DRM-free |
| Crazy Taxi (Steam) | Crazy Taxi, Dreamcast Collection | Hitmaker | Sega | 16 September 2014 | DRM-free |
| CrossCode | | Radical Fish Games | Deck13 Interactive | 20 September 2018 | DRM-free |
| Crumble | | Brute Force | | 4 December 2020 | DRM-free |
| Crusader Kings II | Crusader Kings | Paradox Development Studio | Paradox Interactive | 14 February 2012 | DRM-free |
| Cthulhu Saves the World | Cthulhu Saves the World | Zeboyd Games | | 13 July 2011 | DRM-free |
| Cubicle Quest | | Ian Isaro | GrabTheGames | 25 February 2015 | DRM-free |
| Cuphead | | Studio MDHR | | 29 September 2017 | DRM-free |
| Cut the Rope | Cut the Rope | ZeptoLab | | 22 March 2013 | DRM-free |
| Cyberpunk 2077 | | CD Projekt Red | CD Projekt | 10 December 2020 | DRM-free |
| Cypher | | Matthew Brown | | 20 February 2018 | DRM-free |
| Dad Quest | | Sundae Month | Excalibur Publishing | 17 August 2018 | DRM-free |
| Dance of Death: Du Lac & Fey | | Salix Games | Salix Games | 5 April 2019 | DRM-free |
| Darkest Dungeon | Darkest Dungeon | Red Hook Studios | | 19 January 2016 | DRM-free |
| Darksiders II: Deathinitive Edition | Darksiders | Vigil Games | THQ Nordic | 5 November 2015 | DRM-free |
| Date Warp | | Hanako Games | | 22 May 2010 | DRM-free |
| Dead Synchronicity: Tomorrow Comes Today | Dead Synchronicity | Fictiorama Studios | Daedalic Entertainment | 10 April 2015 | DRM-free |
| Death Rally | Death Rally | Remedy Entertainment | Apogee Software | 6 September 1996 | DRM-free |
| Deep The Game | | Goricina Productions | | 7 April 2019 | DRM-free |
| Deep Under the Sky | | Rich Make Game | Northway Games | 22 August 2014 | DRM-free |
| Deer Man | | Red Mount Media | | 11 April 2016 | DRM-free |
| Delores: A Thimbleweed Park Mini-Adventure | Thimbleweed Park | Terrible Toybox | | 9 May 2020 | DRM-free |
| Devolverland Expo | | Flying Wild Hog | Devolver Digital | 11 July 2020 | DRM-free |
| Dino Run DX | Dino Run | Pixeljam | | 29 September 2015 | DRM-free |
| Disc Room (2020) | Disc Room | Kitty Calis | Devolver Digital | 22 October 2020 | DRM-free |
| Disco Elysium | | ZA/UM | | 15 October 2019 | DRM-free |
| Divine Slice of Life | | Dharker Studio | | 22 October 2015 | DRM-free |
| Divinity: Original Sin - Enhanced Edition | Divinity | Larian Studios | | 27 October 2015 | DRM-free |
| Divinity: Original Sin II | Divinity | Larian Studios | | 14 September 2017 | DRM-free |
| Doki Doki Literature Club! | | Team Salvato | | 22 September 2017 | DRM-free |
| Doom (1993) | Doom | Id Software | GT Interactive | 10 December 1993 | DRM-free |
| Doom 64 | Doom | Midway Games | Bethesda Softworks | 20 March 2020 | DRM-free |
| Doom Classic | Doom | Id Software | Bethesda Softworks | 9 January 2020 | DRM-free |
| Doom II Classic | Doom | Id Software | Bethesda Softworks | 9 January 2020 | DRM-free |
| Doom II: Hell on Earth | Doom | Id Software | GT Interactive | 1995 | DRM-free |
| Downfall | Devil Came Through Here | Harvester Games | Screen 7 | 14 February 2016 | DRM-free |
| Dragonsphere | | MicroProse | | 1994 | DRM-free, Physical |
| Drake of the 99 Dragons | | Idol FX | Majesco | 14 June 2004 | DRM-free |
| Dreamscapes: The Sandman | Dreamscapes | Shaman Games Studio | 1C Company | 16 April 2014 | DRM-free |
| Driftland: The Magic Revival | Driftland | Star Drifters | | 18 April 2019 | DRM-free |
| DuckTales: Remastered | DuckTales | WayForward Technologies | Capcom | 13 August 2013 | DRM-free |
| Dusk | Dusk | David Szymanski | New Blood Interactive | 10 December 2018 | DRM-free |
| EXceed - Gun Bullet Children | EXceed | FLAT | Nyu Media | 29 December 2005 | DRM-free |
| Echo Tokyo: Intro | Echo Tokyo | Echo Tokyo Games | Dharker Studio | 27 January 2016 | DRM-free |
| Eldritch | | Minor Key Games | | 21 October 2013 | DRM-free |
| Enter the Gungeon | Gungeon | Dodge Roll | Devolver Digital | 5 April 2016 | DRM-free |
| Environmental Station Alpha | | Arvi Teikari | Hempuli Oy | 23 April 2015 | DRM-free |
| Estranged: Act I | Estranged | Alan Edwardes | | 16 January 2014 | DRM-free |
| Eternal Radiance | | Visualnoveler | | 15 December 2020 | DRM-free |
| Eternal Senia | | Holy Priest | | 18 June 2015 | DRM-free |
| Eurofighter Typhoon | | Rage Software | Digital Image Design | 4 May 2001 | DRM-free |
| Everspace | Everspace | ROCKFISH Games | | 26 May 2017 | DRM-free |
| FTL: Faster Than Light | | Subset Games | | 14 September 2012 | DRM-free |
| Fable: The Lost Chapters | Fable | Lionhead Studios | Microsoft Game Studios | 20 September 2005 | DRM-free |
| Faerie Solitaire | Faerie Solitaire | Subsoap | | 15 March 2009 | DRM-free |
| Fallout 2 | Fallout | Black Isle Studios | Interplay Entertainment | 29 October 1998 | DRM-free |
| Fantasy Versus | | Animu Game | | 15 May 2018 | DRM-free |
| Fatty Bear's Birthday Surprise | Fatty Bear | Humongous Entertainment | Humongous Entertainment | 26 March 1993 | DRM-free |
| Fault - Milestone One | Fault | Alice in Dissonance | Alice in Dissonance | 12 August 2013 | DRM-free |
| Fault - Milestone Two | Fault | Alice in Dissonance | Sekai Project | 16 August 2015 | DRM-free |
| Feather | | Samurai Punk | | 5 April 2019 | DRM-free |
| Fez | | Polytron Corporation | Trapdoor | 1 May 2013 | DRM-free |
| Fight'N Rage | | Sebagamesdev | | 20 September 2017 | DRM-free |
| Final Doom | Doom | TeamTNT | GT Interactive | 31 May 1996 | DRM-free |
| Final Fantasy IX | Final Fantasy | Square Enix | Square Enix | 14 April 2016 | DRM-free |
| Final Fantasy X/X-2 HD Remaster | Final Fantasy | Square Enix | Square Enix | 12 May 2016 | DRM-free |
| Final Fantasy XII: The Zodiac Age | Final Fantasy | Square Enix | Square Enix | 1 February 2018 | DRM-free |
| Finding Light | | Joshua Keith | | 15 October 2018 | DRM-free |
| Five Nights at Freddy's | Five Nights at Freddy's | Scott Cawthon | | 8 August 2014 | DRM-free |
| Five Nights at Freddy's 2 | Five Nights at Freddy's | Scott Cawthon | | 10 November 2014 | DRM-free |
| Five Nights at Freddy's 3 | Five Nights at Freddy's | Scott Cawthon | | 2 March 2015 | DRM-free |
| Five Nights at Freddy's 4 | Five Nights at Freddy's | Scott Cawthon | | 23 July 2015 | DRM-free |
| Five Nights at Freddy's: Sister Location | Five Nights at Freddy's | Scott Cawthon | | 7 October 2016 | DRM-free |
| Flying Red Barrel: The Diary of a Little Aviator | | Orange Juice | Rockin' Android | 31 December 2007 | DRM-free |
| Forward to the Sky | | Animu Game | | 30 January 2015 | DRM-free |
| Freddy Fazbear's Pizzeria Simulator | Five Nights at Freddy's | Scott Cawthon | | 4 December 2017 | DRM-free, Steam |
| Freeways | | Captain Games | | 1 October 2017 | DRM-free |
| Galactic Civilizations | Galactic Civilizations | Stardock | | 26 March 2003 | DRM-free |
| Galactic Civilizations II: Dread Lords | Galactic Civilizations | Stardock | Stardock | 21 February 2006 | DRM-free |
| Game Tycoon 1.5 | Game Tycoon | Sunlight Games | KISS ltd | 11 February 2014 | DRM-free |
| Gemini | | Gagonfe | | 23 September 2020 | DRM-free |
| Getting Over It with Bennett Foddy | | Bennett Foddy | Humble Bundle | 18 August 2018 | DRM-free |
| Good Robot | | Pyrodactyl | | 5 April 2016 | DRM-free |
| Gorky 17 | Gorky | Metropolis Software | Monolith Productions | 30 November 1999 | DRM-free |
| Grand Theft Auto: San Andreas | Grand Theft Auto | Rockstar North | Rockstar Games | 1 June 2005 | DRM-free, SecuROM |
| Ground Control | Ground Control | Ubisoft Massive | Sierra Entertainment | 1 June 2000 | DRM-free |
| Guild of Dungeoneering | | Gambrinous | Versus Evil | 14 July 2015 | DRM-free |
| Gunmetal Arcadia Zero | Gunmetal Arcadia | Minor Key Games | | 6 May 2016 | DRM-free |
| Hades | | Supergiant Games | | 17 September 2020 | DRM-free |
| Half-Life 2 | Half-Life | Valve Corporation | Sierra Entertainment | 16 November 2004 | DRM-free |
| Half-Life 2: Episode One | Half-Life | Valve Corporation | | 1 June 2006 | DRM-free |
| Half-Life 2: Episode Two | Half-Life | Valve Corporation | | 9 October 2007 | DRM-free |
| Half-Life 2: Lost Coast | Half-Life | Valve Corporation | | 27 October 2005 | DRM-free |
| Half-Life: Source | Half-Life | Valve Corporation | | 1 June 2004 | DRM-free |
| Hard Time 2D | Hard Time | MDickie | | 16 August 2017 | DRM-free |
| Hatoful Boyfriend | Hatoful Boyfriend | PigeoNation | Devolver Digital | 4 September 2014 | DRM-free |
| Hatoful Boyfriend: Holiday Star | Hatoful Boyfriend | PigeoNation | Devolver Digital | 15 December 2015 | DRM-free |
| Haunted | | DTP Entertainment | Viva Media | 11 December 2012 | DRM-free |
| Heart and Seoul | | Sapphire Dragon Productions | | 27 October 2016 | DRM-free |
| Heart of the Woods | | Studio Élan | Sekai Project | 15 February 2019 | DRM-free |
| Heart&Slash | | AHEARTFULOFGAMES | BadLand Publishing | 9 August 2016 | DRM-free |
| Hedon | | Zan | | 21 March 2019 | DRM-free |
| Heretic | Heretic | Raven Software | Id Software | 23 December 1994 | DRM-free |
| Hexen: Beyond Heretic | Heretic | Raven Software | Id Software | 1 October 1995 | DRM-free |
| Hidden Folks | | Adriaan de Jongh | Adriaan de Jongh | 15 February 2017 | DRM-free |
| Highschool Possession | | Dharker Studio | Dharker Studio | 9 December 2015 | DRM-free |
| Highway Blossoms | | AlienWorks | Sekai Project | 17 June 2016 | DRM-free |
| Hollow Knight | Hollow Knight | Team Cherry | | 24 February 2017 | DRM-free |
| Hustle Cat | | Date Nighto | | 16 March 2016 | DRM-free |
| I Have No Mouth, and I Must Scream | | The Dreamers Guild | Cyberdreams | 5 September 2013 | DRM-free |
| Iconoclasts | | Joakim Sandberg | Bifrost Entertainment | 23 January 2018 | DRM-free |
| Imperator: Rome | | Paradox Development Studio | Paradox Interactive | 25 April 2019 | DRM-free |
| Interstellar Space: Genesis | | Praxis Games | | 25 July 2019 | DRM-free |
| Ishmael | | Jordan Magnuson | | 7 April 2017 | DRM-free |
| Jack Lumber | | Owlchemy Labs | | 30 April 2013 | DRM-free |
| Jamestown+ | Jamestown | Final Form Games | Batterystaple Games | 12 December 2019 | DRM-free |
| Jamestown: Legend of the Lost Colony | Jamestown | Final Form Games | | 8 June 2011 | DRM-free |
| Jerry Rice & Nitus' Dog Football | | JUDOBABY | | 16 August 2011 | DRM-free |
| Kentucky Route Zero | | Cardboard Computer | | 7 January 2013 | DRM-free |
| Kerbal Space Program | Kerbal Space Program | Squad | Private Division | 27 April 2015 | DRM-free |
| Killer Is Dead | | Grasshopper Manufacture | Deep Silver | 23 May 2014 | DRM-free |
| Killer7 | | Grasshopper Manufacture | NIS America | 15 November 2018 | DRM-free, Steam |
| Kitrinos: Inside the Cube | The Black Cube | Simon Says: Play! | Simon Says: Play! | 19 June 2018 | DRM-free |
| Kromaia | | Kraken Empire | Rising Star Games | 23 October 2014 | DRM-free |
| Lake of Voices | | GB Patch Games | GB Patch Games | 28 August 2018 | DRM-free |
| Last Days of Spring | Last Days of Spring | Sapphire Dragon Productions | | 7 October 2015 | DRM-free |
| Legendary | | Spark Unlimited | Gamecock Media Group | 18 November 2008 | DRM-free |
| Leisure Suit Larry in the Land of the Lounge Lizards | Leisure Suit Larry | Sierra Entertainment | | 4 June 1987 | DRM-free |
| Leons Identität | | Btf | | 4 September 2020 | DRM-free |
| Little Witch Nobeta | | Pupuya Games | | 2020 | DRM-free |
| Loom | | LucasArts | LucasArts | May 1990 | DRM-free |
| Loop Hero | | Four Quarters | Devolver Digital | 4 March 2021 | DRM-free |
| Lorelai | Devil Came Through Here | Harvester Games | Screen 7 | 26 April 2019 | DRM-free |
| Loren The Amazon Princess | | Winter Wolves | | 30 April 2012 | DRM-free |
| Lost in Vivo | | KIRA | | 5 November 2018 | DRM-free |
| Love in the Glen | | Sapphire Dragon Productions | | 8 June 2016 | DRM-free |
| Lumino City | Lume | State of Play Games | | 3 December 2014 | DRM-free |
| Lunatic Dawn Legend Pack | Lunatic Dawn | Artdink | Degica | 8 January 2015 | DRM-free |
| Lunatic Dawn: Passage of the Book | Lunatic Dawn | Artdink | Degica | 9 January 2015 | DRM-free |
| Lynne | | Ebi-hime | Sekai Project | 31 October 2017 | DRM-free |
| M1: A Death in the Desert | | Dracula's Cave | | 8 August 2017 | DRM-free |
| Main Character Simulator | | NewWestGames | | 10 September 2018 | DRM-free |
| Mainland | | Vasily Voronkov | INSTEAD Community | 8 May 2015 | DRM-free |
| ManaCollect | | Tazigen Clock | Fruitbat Factory | 17 April 2015 | DRM-free |
| Maniac Mansion | Maniac Mansion | LucasArts | | 12 March 1988 | DRM-free |
| Maytroid | | PixelGreeds | | 11 December 2018 | DRM-free |
| McOsu | | McKay | | 20 March 2017 | DRM-free |
| McPixel | | Sos | | 25 June 2012 | DRM-free |
| Metal Unit | | JellySnow Studio | Neowiz | 28 January 2021 | DRM-free |
| Miaou Moon | | Stephane Valverde | Agent Mega | 16 August 2016 | DRM-free |
| Micro Mages | | Morphcat Games | Morphcat Games UG | 1 May 2019 | DRM-free |
| Mighty No. 9 | | Comcept | Deep Silver | 21 June 2016 | DRM-free |
| Mini Metro | | Dinosaur Polo Club | MacPlay | 6 November 2015 | DRM-free |
| Mini Ninjas | | IO Interactive | Square Enix | 15 September 2009 | DRM-free |
| Momodora III | Momodora | Rdein | | 1 July 2014 | DRM-free |
| Momodora: Reverie Under the Moonlight | Momodora | Bombservice | AGM PLAYISM | 4 March 2016 | DRM-free |
| Monster Loves You! | | Dejobaan Games | Radial Games | 18 March 2013 | DRM-free |
| Monstrum | Monstrum | Team Junkfish | Junkfish Limited | 20 May 2015 | DRM-free |
| Moose Life | | Llamasoft | | 13 August 2020 | DRM-free |
| Mother Russia Bleeds | | Le Cartel Studio | Devolver Digital | 5 September 2016 | DRM-free |
| Mr. Shifty | | Team Shifty | TinyBuildGames | 13 April 2017 | DRM-free |
| Mutant Ops | | Jacob Navarro (programming) | Warhog Games | 26 December 2020 | DRM-free |
| My Lady | | Michaela Laws | | 14 January 2016 | DRM-free |
| Myst | Myst | Cyan | Brøderbund | 24 September 1993 | DRM-free |
| Myst III: Exile | Myst | Presto Studios | Ubisoft | 7 May 2001 | DRM-free |
| Myst IV: Revelation | Myst | Ubisoft Montreal | Ubisoft | 28 September 2004 | DRM-free |
| Myst V: End of Ages | Myst | Cyan | Ubisoft | 20 September 2005 | DRM-free |
| NaissanceE | | Limasse Five | | 13 February 2014 | DRM-free |
| Noitu Love 2: Devolution | | Joakim Sandberg | | 23 April 2012 | DRM-free |
| Non-Linear Text Quests | | NLB project | | 2018 | DRM-free |
| Not A Hero | | Roll7 | Devolver Digital | 14 May 2015 | DRM-free |
| Nox Archaist | | 6502 Workshop | | 12 December 2020 | DRM-free |
| Oddworld: Abe's Oddysee | Oddworld | Oddworld Inhabitants | GT Interactive | 31 October 1997 | DRM-free |
| Omikron: The Nomad Soul | | Quantic Dream | Eidos Interactive | 29 October 1999 | DRM-free |
| Once on a Windswept Night | | Ebi-hime | Ebi-hime | 31 October 2016 | DRM-free |
| Open Sorcery | Open Sorcery | Abigail Corfman | Open Sorcery Games | 22 February 2017 | DRM-free |
| OpenTTD | | OpenTTD Team | | 6 March 2004 | DRM-free |
| Ori and the Blind Forest | Ori and the Blind Forest | Moon Studios | Xbox Game Studios | 11 March 2015 | DRM-free |
| Ori and the Blind Forest: Definitive Edition | Ori and the Blind Forest | Moon Studios | Xbox Game Studios | 27 April 2016 | DRM-free |
| Ori and the Will of the Wisps | Ori and the Blind Forest | Moon Studios | Xbox Game Studios | 11 March 2020 | DRM-free |
| P.A.M.E.L.A. | | NVYVE Studios | | 18 June 2020 | DRM-free |
| Painkiller: Redemption | Painkiller | Eggtooth Team | DreamCatcher Interactive | 25 February 2011 | DRM-free |
| Party Hard | Party Hard | Pinokl Games | TinyBuildGames | 25 August 2015 | DRM-free |
| Peaky Blinders: Mastermind | | FuturLab | Curve Digital | 20 August 2020 | DRM-free |
| Penny Black | | Bobby Zeal | | 7 May 2018 | DRM-free |
| Perspective | | Widdershins | DigiPen Institute of Technology | 26 April 2012 | DRM-free |
| Pillars of Eternity | Pillars of Eternity | Obsidian Entertainment | Paradox Interactive | 26 March 2015 | DRM-free |
| Pillars of Eternity II: Deadfire | Pillars of Eternity | Obsidian Entertainment | Versus Evil | 8 May 2018 | DRM-free |
| Pink Heaven | Kero Blaster | Studio Pixel | AGM PLAYISM | 11 September 2015 | DRM-free |
| Pink Hour | Kero Blaster | Studio Pixel | AGM PLAYISM | 11 April 2014 | DRM-free |
| Planet Stronghold | Planet Stronghold | Winter Wolves | | 27 March 2011 | DRM-free |
| Pluviophile | | Tonguç Bodur | | 11 June 2020 | DRM-free |
| Police Quest II: The Vengeance | Police Quest | Sierra Entertainment | | November 1988 | DRM-free |
| Police Quest III: The Kindred | Police Quest | Sierra Entertainment | | 1991 | DRM-free |
| Police Quest: In Pursuit of the Death Angel | Police Quest | Sierra Entertainment | | 1987 | DRM-free |
| Police Quest: Open Season | Police Quest | Sierra Entertainment | | 1993 | DRM-free |
| Police Quest: SWAT | Police Quest | Yosemite Entertainment | Activision | 30 September 1995 | DRM-free |
| Portal | Portal | Valve Corporation | | 9 October 2007 | DRM-free |
| Ports of Call | | Dipl. Ing. Rolf-Dieter Klein | Dipl. Ing. Rolf-Dieter Klein | 1992 | DRM-free |
| Postal 2 | Postal | Running With Scissors | Whiptail Interactive | 13 April 2003 | DRM-free |
| Production Line | | Positech Games | | 7 March 2019 | DRM-free |
| Proteus | | Ed Key and David Kanaga | Twisted Tree | 30 January 2013 | DRM-free |
| Putt-Putt Goes to the Moon | Putt-Putt | Humongous Entertainment | Humongous Entertainment | 1 October 1993 | DRM-free |
| Putt-Putt Joins the Circus | Putt-Putt | Humongous Entertainment | Humongous Entertainment | 31 December 2000 | DRM-free |
| Putt-Putt Joins the Parade | Putt-Putt | Humongous Entertainment | Nightdive Studios | 1 January 1992 | DRM-free |
| Putt-Putt Saves the Zoo | Putt-Putt | Humongous Entertainment | Humongous Entertainment | 31 December 1995 | DRM-free |
| Putt-Putt and Fatty Bear's Activity Pack | Putt-Putt, Fatty Bear | Humongous Entertainment | Humongous Entertainment | 25 March 1994 | DRM-free |
| Putt-Putt and Pep's Balloon-o-Rama | Putt-Putt | Humongous Entertainment | Humongous Entertainment | 1 January 1996 | DRM-free |
| Putt-Putt and Pep's Dog on a Stick | Putt-Putt | Humongous Entertainment | Humongous Entertainment | 31 October 1996 | DRM-free |
| Pyrite Heart | | Winged Cloud | Sekai Project | 23 December 2013 | DRM-free |
| QP Shooting - Dangerous!! | | Orange Juice | Fruitbat Factory | 31 December 2012 | DRM-free |
| Quadrilateral Cowboy | | Blendo Games | | 25 July 2016 | DRM-free |
| Quake 4 | Quake | Raven Software | Activision | 18 October 2005 | DRM-free |
| Quake II RTX | Quake | Lightspeed Studios | Nvidia | 6 June 2019 | DRM-free |
| Raji: An Ancient Epic | | Nodding Heads Games | Super.com | 15 October 2020 | DRM-free |
| Rayman Origins | Rayman | Ubisoft Montpellier | Ubisoft | 29 March 2012 | DRM-free |
| Recettear: An Item Shop's Tale | | EasyGameStation | Carpe Fulgur | December 2007 | DRM-free, Steam |
| Reflections ~Dreams and Reality~ | | Reine Works | Top Hat Studios | 29 July 2018 | DRM-free |
| Reigns | Reigns | Nerial | Devolver Digital | 11 August 2016 | DRM-free |
| RetroArch | | Libretro | | 26 May 2010 | DRM-free |
| Return to Zork | Zork | Infocom | Activision | 20 August 1993 | DRM-free |
| Rhome | | SMU Guildhall | | 21 February 2020 | DRM-free |
| Rising Kingdoms | | Haemimont Games | | 27 May 2005 | DRM-free |
| Riven | Myst | Cyan | Red Orb Entertainment | 29 October 1997 | DRM-free |
| RollerCoaster Tycoon Classic | RollerCoaster Tycoon | Origin8 Technologies | Atari | 28 September 2017 | DRM-free |
| Rosenkreuzstilette | Rosenkreuzstilette | Erka:es | AGM PLAYISM | 31 December 2007 | DRM-free |
| Sakuna: Of Rice and Ruin | | Edelweiss | XSEED | 10 November 2020 | DRM-free |
| Sakura Santa | Sakura | Winged Cloud | Sekai Project | 21 December 2015 | DRM-free |
| Sam & Max Hit the Road | Sam & Max | LucasArts | | November 1993 | DRM-free |
| Samorost 2 | Samorost | Amanita Design | | 8 December 2005 | DRM-free |
| Screamer | Screamer | Milestone S.r.l. | Virgin Interactive | 31 October 1995 | DRM-free |
| Sega Bass Fishing (Steam) | Dreamcast Collection | Sega AM1 R&D Division | Sega | 16 September 2014 | DRM-free |
| Sega Mega Drive and Genesis Classics | | Sega | | 2 June 2010 | DRM-free, Steam |
| Sensorium | | Tad Cordle | | 28 August 2020 | DRM-free |
| Septerra Core: Legacy of the Creator | | Valkyrie Studios | TopWare Interactive | 31 October 1999 | DRM-free |
| Serial Cleaner | Serial Cleaner | Draw Distance | Curve Digital | 14 July 2017 | DRM-free |
| Serious Sam Classics: Revolution | Serious Sam | Croteam | Devolver Digital | 30 August 2019 | DRM-free |
| Serious Sam: The First Encounter | Serious Sam | Croteam | Gathering of Developers | 1 March 2001 | DRM-free |
| Serious Sam: The Second Encounter | Serious Sam | Croteam | Gathering of Developers | 5 February 2002 | DRM-free |
| Shadow Complex Remastered | | Chair Entertainment | Epic Games | 3 December 2015 | DRM-free |
| Shadow Warrior (1997) | Shadow Warrior | 3D Realms | GT Interactive | 13 May 1997 | DRM-free |
| Shadowrun Returns | Shadowrun | Harebrained Schemes | | 25 July 2013 | DRM-free |
| Shelter | Shelter | Might and Delight | | 28 August 2013 | DRM-free |
| Shovel Knight: Treasure Trove | Shovel Knight | Yacht Club Games | | 26 June 2014 | DRM-free |
| Sid Meier's Colonization | | MicroProse | | 1994 | DRM-free |
| Silent Storm | Silent Storm | Nival | JoWood Productions | 7 November 2003 | DRM-free |
| Six Days of Snow | | Ebi-hime | Sekai Project | 29 December 2017 | DRM-free |
| Sky Rogue | | Fractal Phase | | 24 August 2017 | DRM-free |
| Sonic Adventure DX (Steam) | Sonic Adventure, Dreamcast Collection | Sonic Team | Sega | 16 September 2014 | DRM-free |
| Sonic the Hedgehog 4: Episode I | Sonic the Hedgehog | Dimps | Sega | 19 January 2012 | DRM-free |
| Sora | SUGURI | Orange Juice | Fruitbat Factory | 14 August 2010 | DRM-free |
| Soul Saber 2 | | Yamadaya | Henteko Doujin | 15 March 2017 | DRM-free |
| Sound of Drop - fall into poison - | | AiueoKompany | Sekai Project | 5 May 2014 | DRM-free |
| Space Channel 5: Part 2 (Steam) | Dreamcast Collection | United Game Artists | Sega | 16 September 2014 | DRM-free |
| Spark the Electric Jester | Spark the Electric Jester | Feperd Games | | 6 April 2017 | DRM-free |
| Spark the Electric Jester 2 | Spark the Electric Jester | Feperd Games | | 16 May 2019 | DRM-free |
| Spear of Destiny | Wolfenstein | Id Software | FormGen Corporation | 18 September 1992 | DRM-free |
| Sphinx and the Cursed Mummy | | Eurocom | THQ Nordic | 10 November 2017 | DRM-free |
| SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated | SpongeBob SquarePants | Purple Lamp Studios | THQ Nordic | 23 June 2020 | DRM-free |
| Spooky's Jump Scare Mansion | Spooky's Jump Scare Mansion | Lag Studios | | 1 August 2015 | DRM-free |
| Star Trek: Judgment Rites | Star Trek | Interplay Entertainment | Interplay Entertainment | 1993 | DRM-free, Physical |
| Star Wars: Dark Forces | Star Wars: Jedi Knight | LucasArts | LucasArts | 15 February 1995 | DRM-free |
| Star Wars: Rebel Assault II: The Hidden Empire | Star Wars: Rebel Assault | LucasArts | LucasArts | November 1995 | DRM-free |
| Stardew Valley | | ConcernedApe | | 26 February 2016 | DRM-free |
| Stories: The Path of Destinies | | Spearhead Games | | 12 April 2016 | DRM-free |
| Strawberry Vinegar | | Ebi-hime | Sekai Project | 5 January 2016 | DRM-free |
| Street Racing Syndicate | | Eutechnyx | Bandai Namco Entertainment | 27 September 2004 | DRM-free |
| Streets of Fury EX | | Guard Crush Games | | 25 June 2015 | DRM-free |
| Stygian: Reign of the Old Ones | | Cultic Games | 1C Company | 26 September 2019 | DRM-free |
| Sunrider Academy | Sunrider | Love in Space | Sekai Project | 15 April 2015 | DRM-free |
| Sunrider: Liberation Day | Sunrider | Love in Space | Sekai Project | 4 March 2016 | DRM-free |
| Sunrider: Mask of Arcadius | Sunrider | Love in Space | Sekai Project | 9 July 2014 | DRM-free |
| Super Blood Hockey | | Loren Lemcke | | 17 August 2017 | DRM-free |
| Superhot | Superhot | Superhot Team | | 25 February 2016 | DRM-free |
| Superliminal | | Pillow Castle | | 12 November 2019 | DRM-free |
| Supraland | | Supra Games | | 5 April 2019 | DRM-free |
| Sword Daughter | | Hanabira | Hanako Games | 13 February 2015 | DRM-free |
| System Shock | System Shock | Looking Glass Studios | Origin Systems | 22 September 1994 | DRM-free |
| System Shock 2 | System Shock | Irrational Games | Electronic Arts | 11 August 1999 | DRM-free |
| System Shock: Enhanced Edition | System Shock | Looking Glass Studios | Nightdive Studios | 22 September 2015 | DRM-free |
| Tailor Tales | | Celianna | Pixanna | 10 January 2019 | DRM-free |
| Tales | | Ape Marina | Screen 7 | 14 November 2016 | DRM-free |
| Tales of Maj'Eyal | | DarkGod | Netcore | 31 December 2012 | DRM-free |
| Terminator: Resistance | The Terminator | Teyon | Reef Entertainment | 14 November 2019 | DRM-free |
| Thaumistry: In Charm's Way | | Bobbates | | 6 October 2017 | DRM-free |
| The Basement Collection | | Edmund McMillen | | 31 August 2012 | DRM-free |
| The Cat Lady | Devil Came Through Here | Harvester Games | Screen 7 | 1 December 2012 | DRM-free |
| The Cat and the Coup (4K Remaster) | The Cat and the Coup | Kurosh ValaNejad | | 25 September 2018 | DRM-free |
| The Citadel | | Doekuramori | Top Hat Studios | 5 August 2020 | DRM-free |
| The Dream Machine | | Cockroach | The Sleeping Machine | 14 December 2010 | DRM-free |
| The Henry Stickmin Collection | | PuffballsUnited | Innersloth | 7 August 2020 | DRM-free |
| The House in Fata Morgana | The House in Fata Morgana | Novectacle | MangaGamer | 27 December 2012 | DRM-free |
| The Last Crown: Midnight Horror | The Lost Crown | Darkling Room | Iceberg Interactive | 29 October 2015 | DRM-free |
| The Legend of Heroes: Trails in the Sky | The Legend of Heroes | Nihon Falcom | XSEED | 24 June 2004 | DRM-free |
| The Legend of Heroes: Trails in the Sky SC | The Legend of Heroes | Nihon Falcom | XSEED | 9 March 2006 | DRM-free |
| The Legend of Heroes: Trails in the Sky the 3rd | The Legend of Heroes | Nihon Falcom | XSEED | 28 June 2007 | DRM-free |
| The Legend of Heroes: Trails of Cold Steel | The Legend of Heroes | Nihon Falcom | XSEED | 2 August 2017 | DRM-free, Unknown |
| The Legend of Heroes: Trails of Cold Steel II | The Legend of Heroes | Nihon Falcom | XSEED | 14 February 2018 | DRM-free, Unknown |
| The Legend of Heroes: Trails of Cold Steel III | The Legend of Heroes | Nihon Falcom | NIS America | 23 March 2020 | DRM-free, Unknown |
| The Legend of Heroes: Trails of Cold Steel IV | The Legend of Heroes | Nihon Falcom | NIS America | 9 April 2021 | DRM-free, Steam |
| The Long Dark | | Hinterland | | 1 August 2017 | DRM-free |
| The Maker's Eden | | Screwy Lightbulb | | 30 July 2014 | DRM-free |
| The Mansion | | Triority | | 14 June 2019 | DRM-free |
| The Mystery of the Druids | | House of Tales | THQ Nordic | 30 October 2001 | DRM-free |
| The Occupation | | White Paper Games | Humble Bundle | 5 March 2019 | DRM-free |
| The Sad Story of Emmeline Burns | | Ebi-hime | Sekai Project | 15 October 2015 | DRM-free |
| The Search | | Jason Godbey | | 14 April 2017 | DRM-free |
| The Terrible Old Man | | Cloak and Dagger Games | | 11 October 2019 | DRM-free |
| The Waters Above: Prelude | The Waters Above | Studio Élan | Sekai Project | 27 June 2018 | DRM-free |
| The Window Box | | Sundew Studios | | 19 February 2019 | DRM-free |
| The Witcher 3: Wild Hunt | The Witcher | CD Projekt Red | CD Projekt | 19 May 2015 | DRM-free |
| The Witness | | Thekla | | 26 January 2016 | DRM-free |
| The Wonderful 101: Remastered | | PlatinumGames | | 19 May 2020 | DRM-free |
| The earth is a better person than me | | Kara Stone | | 23 August 2018 | DRM-free |
| Thief II: The Metal Age | Thief | Looking Glass Studios | Eidos Interactive | 21 March 2000 | DRM-free |
| Thief: The Dark Project | Thief | Looking Glass Studios | Eidos Interactive | 1 December 1998 | DRM-free |
| This Book Is A Dungeon | | Nathan Meunier | Black Shell Media | 9 October 2015 | DRM-free |
| Timespinner | | Lunar Ray Games | Chucklefish Games | 25 September 2018 | DRM-free |
| Titanic: Adventure Out of Time | | Cyberflix Incorporated | GTE Interactive Media | 20 November 1996 | DRM-free |
| To Be or Not To Be | | Tin Man Games | | 4 February 2015 | DRM-free |
| Tomb Raider (1996) | Tomb Raider | Core Design | Eidos Interactive | 14 November 1996 | DRM-free |
| Tomb Raider: The Last Revelation | Tomb Raider | Core Design | Eidos Interactive | 12 June 2000 | DRM-free |
| Toonstruck | | EA Pacific | Virgin Interactive | 4 November 1996 | DRM-free |
| Train Valley 2 | Train Valley | Alexey Davydov | Flazm | 15 April 2019 | DRM-free |
| Transistor | | Supergiant Games | | 20 May 2014 | DRM-free |
| Trauma | | Krystian Majewski | | 8 August 2011 | DRM-free |
| Trials of Mana | Mana | Xeen | Square Enix | 24 April 2020 | DRM-free |
| True Lover's Knot | | Sapphire Dragon Productions | | 19 November 2015 | DRM-free |
| Tzar: The Burden of the Crown | | Haemimont Games | Take-Two Interactive | 31 March 2000 | DRM-free |
| UFO: Afterlight | UFO | Altar Games | 1C Company | 9 February 2007 | DRM-free |
| Ultimate Custom Night | Five Nights at Freddy's | Scott Cawthon | | 29 June 2018 | DRM-free |
| Under What? | | Dan Gartman | | 28 June 2019 | DRM-free |
| Underhero | | Paper Castle Games | | 19 September 2018 | DRM-free |
| Undertale | Undertale | Tobyfox | | 15 September 2015 | DRM-free |
| Underworld Ascendant | | OtherSide Entertainment | 505 Games | 15 November 2018 | DRM-free |
| Unreal Tournament 3 | Unreal | Epic Games | Midway Games | 19 November 2007 | DRM-free |
| Untitled Goose Game | | House House | Panic | 20 September 2019 | DRM-free |
| Urban Tale | | PIKSLI.COM | | 2 December 2019 | DRM-free |
| Uru: Ages Beyond Myst | Myst | Cyan | | 11 November 2003 | DRM-free |
| VVVVVV | | Terry Cavanagh | | 11 January 2010 | DRM-free |
| Valkyria Chronicles | Valkyria Chronicles | Sega | Sega | 11 November 2014 | DRM-free |
| Vanguard Princess | | Tomoaki "Suge9" Sugeno | Tomoaki "Suge9" Sugeno | 26 June 2009 | DRM-free |
| War of the Human Tanks | War of the Human Tanks | Yakiniku Banzai | Fruitbat Factory | 10 January 2014 | DRM-free |
| We Know the Devil | | Date Nighto | | 15 February 2016 | DRM-free |
| Weeping Skies | | MysteryTag | RunServer | 16 June 2017 | DRM-free |
| What Never Was | | Acke Hallgren | | 11 January 2019 | DRM-free |
| Will Fight for Food: Super Actual Sellout: Game of the Hour | | Pyrodactyl | | 22 April 2015 | DRM-free |
| Windosill | | Vectorpark | | 25 April 2009 | DRM-free |
| Winds of Change | | Tall Tail Studios | | 21 August 2019 | DRM-free |
| Windward | | Tasharen Entertainment | | 12 May 2015 | DRM-free |
| Without Within | Without Within | InvertMouse | | 21 December 2014 | DRM-free |
| Wolfenstein 3D | Wolfenstein | Id Software | 3D Realms | 5 May 1992 | DRM-free |
| X-Blades | | Gaijin Entertainment | TopWare Interactive | 10 February 2009 | DRM-free |
| XCOM: Chimera Squad | X-COM | Firaxis Games | 2K Games | 24 April 2020 | DRM-free |
| XIII | XIII | Ubisoft Paris | Ubisoft | 18 November 2003 | DRM-free |
| Yar's Revenge | | Killspace Entertainment | Atari | 28 April 2011 | DRM-free |
| Yonder: The Cloud Catcher Chronicles | | Prideful Sloth | | 18 July 2017 | DRM-free |
| You Must be 18 or Older to Enter | | Seemingly Pointless | | 28 September 2017 | DRM-free |
| Yozora Rhapsody | | Yume Creations | | 14 March 2017 | DRM-free |
| Ys I & II Chronicles+ | Ys | Nihon Falcom | XSEED | 24 December 2009 | DRM-free |
| Ys Origin | Ys | Nihon Falcom | XSEED | 21 December 2006 | DRM-free |
| Ys VI: The Ark of Napishtim | Ys | Nihon Falcom | XSEED | 27 September 2003 | DRM-free |
| Ys: The Oath in Felghana | Ys | Nihon Falcom | XSEED | 4 July 2005 | DRM-free |
| Yume Nikki | Yume Nikki | Kikiyama | AGM PLAYISM | 26 June 2004 | DRM-free |
| Yuppie Psycho | | Baroque Decay | Another Indie | 25 April 2019 | DRM-free |
| Zak McKracken and the Alien Mindbenders | | LucasArts | Disney Interactive Studios | 1 January 1988 | DRM-free |
| Zork Nemesis: The Forbidden Lands | Zork | Zombie LLC | Activision | 29 February 1996 | DRM-free |
| Zwei: The Ilvard Insurrection | Zwei | Nihon Falcom | XSEED | 31 October 2017 | DRM-free |
| eXceed 2nd - Vampire REX | EXceed | Tennen-sozai | Nyu Media | 31 December 2007 | DRM-free |
| eXceed 3rd - Jade Penetrate Black Package | EXceed | Tennen-sozai | Nyu Media | 2 August 2012 | DRM-free |
| realMyst: Masterpiece Edition | Myst | Cyan | | 5 February 2014 | DRM-free |
