D&D Waterdeep: Dungeon of the Mad Mage
Publisher: Wizards of the Coast
System: D&D fifth edition
Type: Adventure
https://store.steampowered.com/app/875090
D&D Classics: I1 Dwellers of the Forbidden City
Publisher: Wizards of the Coast
System: D&D Classics - AD&D 1E/2E
Type: Adventure
https://store.steampowered.com/app/1082420
The Black Libram of Natarus
Publisher: Troll Lord Games
System: Castles & Crusades
Type: Accessory
https://store.steampowered.com/app/595050
Savage Worlds Setting: Slipstream
Publisher: Pinnacle Entertainment Group
System: Savage Worlds
Type: Setting
https://store.steampowered.com/app/551240