Command & Conquer – The Ultimate Collection
SimCity 3000 Unlimited
Populous
Populous 2: Trials of the Olympic Gods
Populous: The Beginning
Dungeon Keeper Gold
Dungeon Keeper 2
Sid Meier’s Alpha Centauri Planetary Pack
The Saboteur
Command & Conquer – The Ultimate Collection
SimCity 3000 Unlimited
Populous
Populous 2: Trials of the Olympic Gods
Populous: The Beginning
Dungeon Keeper Gold
Dungeon Keeper 2
Sid Meier’s Alpha Centauri Planetary Pack
The Saboteur
Numerous publishers have refused to put the native linux version of their games on GOG because of the lack of Galaxy for linux, citing feature parity of things like Galaxy’s cloud save feature.