D&D Lost Mine of Phandelver
Publisher: Wizards of the Coast
System: D&D fifth edition
Type: Adventure
https://store.steampowered.com/app/360114
D&D Waterdeep: Dragon Heist
Publisher: Wizards of the Coast
System: D&D fifth edition
Type: Adventure
https://store.steampowered.com/app/875070
Horror's Heart
Publisher: Chaosium
System: Call of Cthulhu
Type: Adventure
https://store.steampowered.com/app/593130
Castle Keeper's Guide
Publisher: Troll Lord Games
System: Castles & Crusades
Type: Accessory
https://store.steampowered.com/app/299300