| Savage Sisters | 9th Level Games | pdf | |
| Save the Universe | Don Bisdorf | pdf | |
| Science Fiction Hobby Games: A First Survey (ePub) | Pseudonymz | epub | |
| Secret of the Black Crag | Joel Hines | pdfzip | |
| Secrets of Blood Rock | Old Bones Publishing | pdf | |
| Sepulchre of the Serpent's Servant | Miles Adams | pdf | |
| Servants of the Cinder Queen | Lampblack & Brimstone | pdf | |
| Ships, Docks, and Other Moving Structures 1 | Frog God Games | zip | |
| Ships, Docks, and Other Moving Structures 2 | Frog God Games | zip | |
| Ships, Docks, and Other Moving Structures 3 | Frog God Games | zip | |
| Shipwrecked in the Swordfish Islands | Swordfish Islands | pdf | |
| Shock Humanities at Play ver10 | | pdf | |
| Sinister Red | Rudy Riot | pdf | |
| Sir Reginald Lichlyter's Magical Beers, Tankards, & Other Inebrious Items | Fat Goblin Games | pdf | |
| Sir Reginald Lichlyter's Trusty Tavern Tome | Fat Goblin Games | pdf | |
| Sixteen Sorrows: A Handbook of Calamities | Sine Nomine Publishing | epubmobipdf | |
| Sixteen Stars: Creating Places of Perilous Adventure | Sine Nomine Publishing | epubmobipdf | |
| Slow Sleigh to Plankton Downs | Melsonian Arts Council | epub | |
| Sokorah | Frog God Games | zip | |
| Solemn Scriptures of the Battle Nuns of the Mercyful Sepulcher | Mottokrosh Machinations | pdf | |
| Soul-Atlas v1-1 | | pdf | |
| Special Dungeon Locations 1 | Frog God Games | zip | |
| Special Dungeon Locations 2 | Frog God Games | zip | |
| Special Dungeon Locations 3 | Frog God Games | zip | |
| Special Dungeon Locations 4 | Frog God Games | zip | |
| Special Dungeon Locations 5 | Frog God Games | zip | |
| Special Dungeon Locations 6 | Frog God Games | zip | |
| Special Dungeon Locations 7 | Frog God Games | zip | |
| Specialty Buildings 1 | Frog God Games | zip | |
| Specialty Buildings 2 | Frog God Games | zip | |
| Star Crossed | Bully Pulpit Games | pdf | |
| Starlee Davidson | 9th Level Games | pdf | |
| Starryfield | Frog God Games | zip | |
| STaRS: The Simple Tabletop Roleplaying System | Charlie Cohen | pdf | |
| Stoneheart Valley | Frog God Games | pdf | |
| Stranded in the skull | | pdf | |
| Strange Nations: A Worldbuilding Resource | WMB Saltworks | pdf | |
| Strange Stars | Hydra Cooperative | pdf | |
| Summercoast | Frog God Games | zip | |
| Sunset-Kills | | pdf | |
| Suppressed Transmission | Steve Jackson Games | pdf | |
| Suppressed Transmission 2 | Steve Jackson Games | pdf | |
| Sword of Air | Frog God Games | pdf | |
| The School Who Flew | Greg Stolze | epubpdf | |
| The Scourge of Northland | Gelatinous Cubism | pdfzip | |
| The Seventh Circle | Pelgrane Press | pdf | |
| The Shrike | Joel Hines | pdfrarzip | |
| The Slow Knife | | txt+zip | |
| The Starmaster's Campaign Journal | Fat Goblin Games | pdfzip | |
| The Streets of Avalon | Encoded Designs | pdf | |