Publications (6) 
| Title | Code | Date | Publisher | System (Setting) |
|---|---|---|---|---|
 Call of Catthulhu Deluxe * | 2014 | CATTHULHU.com | Call of Cthulhu (Cathulhu) | |
 Cats of Catthulhu 10th Anniversary Compendium | COMP10 | Jun 2025 | CATTHULHU.com | Call of Cthulhu (Catthulhu) |
 De Felis Mysteriis | DFM2024 | Jun 2025 | CATTHULHU.com | Call of Cthulhu (Catthulhu) |
| The Nekonomicon | CatDel01 | 2014 | CATTHULHU.com | Call of Cthulhu (Cathulhu) |
| Unaussprechlichen Katzen | CatDel02 | 2014 | CATTHULHU.com | Call of Cthulhu (Cathulhu) |
| Worlds of Catthulhu | COCAT03 | 2015 | CATTHULHU.com | Call of Cthulhu (Cathulhu) |