CRPG

• Arcanum: Of Steamworks and Magick Obscura ^{GOG link}
• Baldur's Gate: Enhanced Edition ^{GOG link} & 2: Enhanced Edition ^{GOG link} (note: buying from GOG gets you the original Complete editions too)
• Betrayal at Krondor & Betrayal in Antara ^{GOG link}
• Darklands ^{GOG link}
• Dark Sun
• Divine Divinity ^{GOG link} & Divinity: Original Sin – Enhanced Edition ^{GOG link}
• Eye of the Beholder 1 & 2
• Fallout 1 ^{GOG link}, 2 ^{GOG link}
• Icewind Dale 1 ^{GOG link} & 2
• Might and Magic 4, 5 & 7
• Neverwinter Nights 1 & 2
• Pillars of Eternity ^{GOG link}
• Planescape: Torment - Enhanced Edition ^{GOG link} (note: buying from GOG gets you the original edition too)
• Shadowrun: Dragonfall - Director's Cut ^{GOG link}
• Tyranny ^{GOG link}
• Ultima 4, 5, 6 & 7
• UnderRail ^{GOG link}
• Wizardry 7 ^{GOG link} & 8 ^{GOG link}

JRPG

• Final Fantasy IV, V, VI, VII, VIII, IX, and X HD (warning: most are poor ports, and V & VI are the hideous mobile remakes :/ )
• Grandia II Anniversary Edition ^{GOG link}
• The Legend of Heroes: Trails in the Sky ^{GOG link} & 'SC' ^{GOG link}
• Tales of Berseria
• Tales of Symphonia
• Xanadu Next ^{GOG link}
• Ys 1, 2 ^{GOG link} & The Oath in Felghana ^{GOG link}

FPS

• Battlefield: Bad Company 2
• Call of Duty 2, 4, & World At War
• Titanfall 2

Singleplayer FPS

• BioShock 1, 2 and the Minerva's Den expansion, & Infinite
• Blood ^{GOG link}
• Clive Barker's Undying
• Crysis ^{GOG link}, Crysis Warhead ^{GOG link}, & 3
• The Ultimate DOOM ^{GOG link}, DOOM 2 and the Master Levels and Final DOOM expansions ^{GOG link}, & DOOM (2016)
• Duke Nukem 3D
• Far Cry 2 ^{GOG link}, 3, & Far Cry 3: Blood Dragon
• F.E.A.R. ^{GOG link}
• Half-Life, Half-Life: Blue Shift & Opposing Force, Half-Life 2 (worthwhile mod), Half-Life 2 : Episode 1 & 2
• Homefront: The Revolution
• Marathon 1, 2, & Infinity
• Medal of Honor: Allied Assault
• Metro 2033 Redux ^{GOG link} (Or the original edition) & Metro: Last Light Redux ^{GOG link}
• MINERVA: Metastasis
• Painkiller: Black Edition ^{GOG link}
• Parkan: The Imperial Chronicles
• Prey (2017)
• Quake 1 ^{GOG link}, 2 ^{GOG link}
• Red Faction ^{GOG link}
• Shadow Warrior Classic Redux ^{GOG link} (Or the original Complete edition) (Or the original base edition) & Shadow Warrior (2013) ^{GOG link}
• SiN Gold
• Singularity ^{GOG link}
• Star Wars: Dark Forces ^{GOG link}, Jedi Knight - Dark Forces II ^{GOG link}, Jedi Knight II - Jedi Outcast ^{GOG link}, & Jedi Academy ^{GOG link}
• The Original Strife: Veteran Edition ^{GOG link}
• SUPERHOT ^{GOG link}
• System Shock: Enhanced Edition ^{GOG link}
• Unreal Gold ^{GOG link}
• Return to Castle Wolfenstein ^{GOG link} & Wolfenstein: The New Order and The Old Blood expansion