- Aberrant (d20)
- Arcana Unearthed (Malhavoc Press) (d20)
- Counter Collections (Fiery Dragon) (d20)
- d20 Fantasy Adventures (Necromancer Games)
- d20 Sourcebooks (Sword & Sorcery Studios)
- DragonMech (d20)
- Engel
- Everquest I
- Everquest II
- Fantasy Supplements (Fiery Dragon) (d20)
- Game of Thrones, A (Guardians of Order)
- Gamma World (d20)
- Malhavoc Press (d20)
- Ptolus Miniatures
- Ravenloft (d20)
- Scarred Lands (d20)
- Trinity (d20)
- WarCraft - Official Dungeons & Dragons Campaign Setting (d20)
- World of Warcraft (d20)