Open source (165)

Beneath a Steel Sky

Also known as BASS, Beyond The Abyss

Adventure, 1994
Full version (installed), Full version, Source code

Beyond the Titanic

Adventure, 1986
Full version, Full version

Bloxinies

Puzzle, 2013
Freeware

Bloxinies II

Puzzle, 2016
Freeware

Boboli The Mighty Knight

Role-Playing, 1996
Freeware (installed), Freeware

Bolitaire

Traditional, 2005
Freeware (installed), Freeware, System component, Freeware, Update, Source code

Breakout (Ken Silverman)

Arcade, 2007
Freeware

Bricks (Óscar Toledo G.)

Arcade, 2019
Freeware (installed), Freeware

Buzz Aldrin's Race into Space

Simulation, 1993
Non-playable demo

C-Dogs

Shooter, 1997
Freeware, Game expansion, Source code

Catacomb

Also known as Catacombs

Shooter, 1990
Freeware

The Catacomb Abyss

Also known as Catacomb Abyss 3D

First-Person Shooter, 1992
Shareware

CGA Cave

Also known as Colossal Grand Adventure Cave

Adventure, 2014
Freeware, Source code, Editor

Chenard

Traditional, 1996
Freeware, Freeware, Source code

Chickens 2

Shooter, 1998
Freeware

Chopper Commando

Shooter, 1990
Full version