| Four Shadows: Music for Trail of Cthulhu | Pelgrane Press | zip | Cthulhu Mythos (setting)Trail of Cthulhu |
| Invasive Procedures | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Keepers' Screen and Resource Book | Pelgrane Press | pdfzip | Cthulhu Mythos (setting)Trail of Cthulhu |
| The Complete Eternal Lies Suite | Pelgrane Press | zip | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu Player's Guide | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Arkham Detective Tales Extended Edition | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Bookhounds of London | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Dulce et Decorum Est | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Eternal Lies | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Mythos Expeditions | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Rough Magicks | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Soldiers of Pen and Ink | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: Stunning Eldritch Tales | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: The Armitage Files | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |
| Trail of Cthulhu: The Book of the Smoke | Pelgrane Press | pdf | Cthulhu Mythos (setting)Trail of Cthulhu |