"These rules are as complete as possible within the limitations imposed by the space of three booklets..." — Gary Gygax & Dave Arneson, 1974
Campaign Tools
Character Sheet
Create and manage Fighting-Men, Magic-Users, and Clerics with all OD&D stats, saving throws, and spell tracking.
Dungeon Stocking
Automatically stock dungeon levels with monsters and treasure using the OD&D distribution tables from Book III.
Combat Tracker
Run initiative, hit rolls, and damage with Chainmail-derived combat tables. Supports mass melee and individual combat.
Wilderness Tracker
Track overland travel, generate wandering monster encounters by terrain, and manage party movement and rest.
Treasure Generator
Generate treasure by dungeon level with proper coin, gems, jewelry, and magic item distributions from Book II.
Monster Reference
Full searchable monster tables from Book II with HD, AC, movement, attacks, and special abilities. Wandering monster roller included.
XP & Level Tracker
Track experience points and level advancement for all character classes, including multi-class elves and dwarves.
Spell Book
Browse and track all Magic-User and Cleric spells from Book I. Mark memorized spells and track daily usage.
Campaign Log
Record session notes, NPC rosters, dungeon maps, and campaign events. Persistent database-backed storage.
Dice Roller
Roll any combination of d4, d6, d8, d10, d12, d20 as used in OD&D. Includes pre-set rolls for common actions.
Castle & Stronghold Builder
Calculate stronghold construction costs, garrison requirements, and barony income from Book III.
Naval Combat
Run naval engagements with ship stats, movement, artillery, and boarding actions from Book III's naval rules.