Forged in Magic (D&D D20), by
Frost & Fur: The Explorer's Guide to the Frozen Lands (d20 3.5 Fantasy Roleplaying), by Tresca, Michael
Game of Thrones: D20-Based Open Gaming RPG (Deluxe Limited Edition), by Simone Cooper, Jonathan Cassie, Elissa Carey
Gamma World Player's Handbook: A Campaign Setting for d20 Roleplaying, by Skellams, Geoff, Rautalahti, Mikko, Eller, Ian, Baugh, Bruce
Gamma World: Cryptic Alliances & Unknown Enemies (Gamma World d20 3.5 Roleplaying), by Skellams, Geoff,Melchor, Alejandro,Stephens, Owen
Gamma World: Mutants and Machines (Gamma World d20 3.5 Roleplaying), by Wendig, Chuck, O'Duffy, Patrick, Hanrahan, Gareth, Bolack, David
Gamma World: Out of the Vaults (Gamma World d20 3.5 Roleplaying), by Maliszewski, James, Snead, John
Garadon Manor (d20 System, #8314), by Patrick Kapera
Green Races: A Monstrous Campaign Setting (D20 System), by James A. Ward, Timothy Brown
Infinity 2d20 Cost of Greed, by
John Carter of Mars 2d20 RPG Modiphius Slipcase Set, by
Kingdoms of Kalamar Dungeon Master's Shield d20 D&D, by
Magic Item Compendium (Dungeons & Dragons d20 3.5 Fantasy Roleplaying), by Owen K. C. Stephens, Frank Brunner, John Snead, Eytan Bernstein, Stephen Schubert, Mike Mearls, Andy Collins
Marauders of the Wolf: The Dwarves (Sovereign Stone: D20 System), by Lichucki, Michael, Ward, James
Midnight: Epic Fantasy in an Age of Shadow [d20 system], by Wil Upchurch,Jeffrey Barber
Mongoose Pocket Games Master's Guide (OGL), by Various
Rappan Athuk III: The Dungeon of Graves, The Lower Levels (Sword & Sorcery D20 System), by Clark Peterson,John Masse,Bill Webb
Ravenloft Gazetteer, vol IV (d20 3.5 Fantasy Roleplaying, Ravenloft Setting), by Pryor, Anthony, Naylor, Ryan, Lowder, James, Mangrum, John
Raw Recruits (d20 Fantasy Roleplaying Supplement, Dragonstar), by Games, Mystic Eye
Relics (d20 Fantasy Roleplaying), by Patrick Younts,Andrew Hudson,Gareth Hanrahan,Andrew Getting,Steve Crow,Michael Tresca
Seafarer's Handbook: Sourcebook of Ships, Oceans, and the Beasts Therein (Legends & Lairs, d20 System), by Fantasy Flight Staff
Silver Age Sentinels D20 Stingy Gamer Edition, by Staff
Sovereign Stone Campaign Sourcebook (D20 System), by Sovereign Press
Soverign Stone Campaign Sourcebook d20 Signed Elmore Weis, Perrin, Chambers, Kidwell, by Kidwell, Chambers, Perrin
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