Dungeon Generator
Generate random dungeons with themed rooms, traps, monsters, and features for your tabletop RPG sessions.
How the Dungeon Generator Works
This dungeon generator creates complete multi-room dungeons with themed content for tabletop RPGs. Select your preferred size from 3 to 7 rooms and choose a theme that fits your campaign. Each room receives a unique description along with a randomly assigned feature, trap, or monster encounter drawn from the chosen theme. The result is a ready-to-run dungeon outline that saves hours of preparation. Fill your dungeon with randomly generated loot or populate it with custom enemies for a complete experience.
Dungeon Themes Explained
Each theme provides a distinct atmosphere and encounter palette. Crypts feature undead horrors and ancient burial traps. Caves offer natural hazards and bestial creatures. Castles contain fortified defenses and humanoid adversaries. Temples hold divine guardians and mystical puzzles. Sewers present disease-ridden environments and lurking aberrations. Mix themes across sessions to keep your players guessing, or tie your dungeon into a larger RPG quest for narrative depth.
Frequently Asked Questions
How many rooms should I pick for a one-shot session?
For a typical 3-4 hour one-shot, a medium dungeon with 5 rooms works well. It provides enough variety for exploration, combat, and puzzle-solving without overstaying its welcome. Small 3-room dungeons suit side quests, while large 7-room dungeons work for climactic story arcs.
Can I mix dungeon themes together?
While the generator uses a single theme per dungeon, you can generate multiple dungeons and combine rooms from different themes. A castle dungeon that transitions into a cave system is a classic design that creates memorable exploration moments.
What game systems work with these dungeons?
The generated dungeons are system-agnostic, providing narrative descriptions rather than stat blocks. They work perfectly with D&D 5e, Pathfinder 2e, OSR systems like Old-School Essentials, and any fantasy RPG that uses dungeon exploration as a core mechanic.