Open source (188)

DOOM

Ook bekend als Doom: Evil Unleashed

First-Person Shooter, 1993
Shareware (installed), Shareware, Shareware

DOOM II

Ook bekend als DOOM II: Hell on Earth

First-Person Shooter, 1994

Doomdark's Revenge PC

Turn-Based Strategy, 1991
Freeware, Source code

Dr. Mind

Traditional, 2019
Freeware, Source code

Duke Nukem 3D

First-Person Shooter, 1996
Shareware (installed), Shareware, Extra

Dungeon Crawl Stone Soup

Role-Playing, 2006
Freeware, Source code

Dungeons of Noudar 3D

Role-Playing, 2018
Freeware (installed), Freeware, Source code

Dynamo Draughts

Traditional, 1992
Full version

Emeritus Pong

Arcade, 2008
Freeware, Source code, Freeware

Floppy Bird

Arcade, 2014
Freeware, Source code

fRaBs

Platform, 2000
Freeware

Freaks!

First-Person Shooter, 1994
Full version (installed), Full version

Freetris

Puzzle, 1999
Freeware, Source code

Fruit Land

Puzzle, 2000
Freeware

G-Fighter

Shooter, 1999
Freeware

Gates of Skeldal

Ook bekend als Brány Skeldalu

Role-Playing, 1998
Playable demo, Full version, Update, Source code, Extra