Gary Gygax’s Cosmos Builder (2006)
Castle Builder, Volumes 1-5 (2009-2012)
Dungeonlands: Heroes & Servitors (2012)
Dungeonlands: Tomb of the Lich Queen (editor, 2013)
Dungeonlands: Machine of the Lich Queen (2014)
Dungeonlands: Palace of the Lich Queen (2014)
Eldritch Role Playing System (editor)
Castle Builder Reforged, Chapter 1: Strongholds (2015)
Castle Builder Reforged, Chapter 2: Manor Houses (2015)
Castle Builder Reforged, Chapter 3: Moat Houses and Pillboxes (2015)
Castle Builder Reforged, Chapter 4: Towers (2016)
Castle Builder Reforged, Chapter 5: Keeps (2016)
Archetypal Roles: An Introduction to Archetypes (2017)
Codex Caelorum et Infernorum, Chapter 1 (2018)
Character Personality Profile System (2018)
Intetface Zero 2.0, Starfinder Edition (Contributor)