Simon Mawdsley

The most innovative software suite for gamemasters is back with two more RPG apps focused on interacting with your players and managing your table's atmosphere.

An official OSE supplement of demons, cults, and dark magic.

The City State of the Invincible Overlord is an epic collection of campaign resources for both 5e and DCC RPG. More than 800 pages of material, multiple poster maps, and a city’s worth of gaming!

Ars Magica's deluxe edition with vastly expanded text, new art and graphic design, and luxurious upgrades.

The BX Advanced book is over 350 pages of player options and expansions for old school gaming, written for OSE and BX-style games in mind. New classes, spells, a simple skill system, and more.

A mega-dungeon that supports a full-year campaign. A legendary adventure considered by many to be one of the greatest of all time! Explore a thousand-year-old dungeon mystery waiting to be solved...