A Quick Guide to the Works of Kent David Kelly
This page features links to a myriad of the most popular DriveThruRPG e-books as authored by Kent David Kelly. Thank you for taking a look, as your patronage and reviews are what fuel the Castle Oldskull phenomenon. Links to more and greater works will be expanded in the future!
Cover artists featured herein include: Filippo Balbi, John Bauer, William Blake, Hanns Bolz, Hieronymus Bosch, Pieter Bruegel the Elder, Joe J. Calkins, Georges Jules Victor Clairin, Jacques de Gheyn the Elder, Herbert James Draper, Matt Forsyth, Christof Grobelski, Bob Greyvenstein, Rick Hershey, Adolf Hiremy-Hirschl, Jack Holliday, Edward Robert Hughes, Forrest Imel, Ludvig Sandoe Ipsin, Theodor Kittelsen, Jarek Madyda, Gustave Moreau, Andreas Roller, Sade, Tan Ho Sim, Dean Spencer, Virginia Sterrett, and Ekaterinya Vladinakova. Please refer to the interior credits page of each featured work for fuller details (as well as the art links gallery featured on this site).

The Classic Dungeon Design Guide
The bestselling compendium of dungeon design ideas. A certified Mithral Bestseller!

Oldskull Dungeon Generator
A solitaire-friendly system for dungeon level generation. Inspired by Gary Gygax’s classic 1979 dungeon system.

Game World Generator – Deluxe Edition
A massive set of interlocking sub-systems for world and campaign design.

The Classic Dungeon Design Guide II
The sequel to the premiere guide, with random dungeon tables galore.

The Book of Dungeon Traps
A huge selection of dungeon traps, categorized by theme and lethality level.

Oldskull Adventure Generator
A complete and solitaire-friendly guide to adventure and scenario design.

The Classic Dungeon Design Guide III
Completing the Guide trilogy, a tome of castle and chamber archetypes.

Oldskull Dungeon Tools
Excel-driven generators for dungeons, monsters, wilderness, and more.

Chaotic Descriptor Table
The biggest random table of them all, for … everything you can imagine.

Dungeon Delver Enhancer
A complete guide to enhancement options for all classic character archetypes.

Oldskull Anti-Paladins
The complete guide to everyone’s favorite forbidden villain class.

Serpentine (Oldskull Serpent Folk)
The guide to Lovecraftian serpent folk, including monster details and a complete character class.

Oldskull Warriors
Full rules and errata for barbarians, fighters, hunters, and more.

Oldskull Plague Doctors
The complete guide to plague doctors, a revolutionary new priest class.

Oldskull Half-Ogres
The full guide to Gygax’s once-official, then gone again foe-hammering race.

Oldskull Knights
Full rules and errata for paladins, anti-paladins, rangers, and more.

Oldskull Gonneslingers
The complete guide to gonneslingers, introducing firearms and Laputa.

Oldskull D100 NPC Generator
A quick at-the-table system for creating detailed NPCs and NPC parties.

Character Tables
Detailed errata for the Advanced edition’s scattered character creation rules.

Oldskull Dungeon Encounters
More quick dungeon encounters and lair ideas, instant inspiration for the time-depleted Game Master.

Oldskull Trolls
Secret lore for trolls, half-giants, hags, Lovecraftian horrors, and more.

Combat Tables
Unifying errata for the Advanced edition’s chaotic combat rules.

Oldskull Dungeon Bestiary
Massive and comprehensive systems for level 1 to 20 encounter design.

Oldskull Monster Generator
Perhaps the world’s largest system for infinite monster generation.

Dungeon Monsters & Treasures – Level 1
Quick and evocative dungeon encounters for low-level adventurers.

Oldskull Dragons
100 unique named dragons of all power levels, along with their treasure hoards.

Oldskull Treasure Trove
Thousands of classic treasures, from coins to barrels of ale.

The Oldskull Deck of Strangest Things
The eldritch tarot of Oldskull, a life-changing artifact of luck, for good and evil.

Captains of the Scarlet Tabard
Lore for mercenary captains, war dogs, elite dungeon troops, and more.

1,000 Rooms of Chaos
One thousand ideas for dungeon chambers, a solitaire-friendly idea generator

City State Encounters
Thousands of ideas and adventure hooks for urban settings.

Oldskull Tyrrhenia Map Pack
Revealing mythic Tyrrhenia, the homeland for the World of Oldskull campaign.

1,000 Rooms of Chaos II
One thousand more ideas for dungeon chambers, featuring forbidden shrines to gods, demigods, and demon lords.

The Order of the Scarlet Tabard
Introducing the Redshirts, the finest mercenary men-at-arms in all of Oldskull.

333 Realms of Entropy
Hundreds of chaos gate aberrations for unforgettable wilderness encounters.

The Pegana Mythos
The master lore book for the Dreamlands world of Lord Dunsany.

The Oldskull Necronomicon
Revelations from Abdul Alhazred, a lore book for swords, sorcery, and the Cthulhu Mythos.

1977 Bestiary
Advanced monsters from the 1977 tome, all redesigned for Basic- and Expert-level play.

Oldskull Grid War
A complete guide to tabletop combat play with maps and miniatures.

Lords of Oldskull – Krampus
Secrets and mysteries of the most curious of demon lords, along with his unique priest-sorcerer class.

Adventurer’s Arsenal
Wrangling the entire Advanced weaponry system into a more manageable format for Basic- and Expert-level play.

Character Creation
A full set of player and character options that Moldvay forgot, for Basic- and Expert-level play.

Turn Tracker
The Game Master’s tabletop guide to turn-by-turn dungeon exploration.