Random Dungeon Generator

Looking for a full map? Try the Dungeon Map Generator

Randomly generate parts of a dungeon on the fly, pieces are modular and fit together so you can even generate an entire dungeon this way. If you're generating from scratch, begin with a starting area and then add random doors and passages. Passages can connect to other passages, and should continue to be generated until they're all linked to doors, rooms, or dead-ends. Refresh to generate new things. You can also drag and drop pieces onto the grid map to build as you go.

Jump to a section:

• Dungeon Start
• Passages
• Doors
• Chamber (Rooms)
• Stairs
• Contents
• Monster
• Random Hazards
• Random Obstacles
• Random Traps
• Random Tricks

Dungeon Start

Dungeon Type: Tomb (Click to make permanent). or choose: Death TrapLairLairLairLairMazeMineMineMinePlanar gateStrongholdStrongholdStrongholdStrongholdTemple or shrineTemple or shrineTemple or shrineTombTombTreasure vault

Starting Area: Circle, 40ft. diameter; one passage in each cardinal direction; well in middle of room (might lead down to lower level)
Description

Noises: Coughing
Air: Clear and warm
Odors: Urine

Purpose: Guardroom, usually guarded by undead, constructs, or other creatures that don't need to eat or sleep
Current state: Used as a campsite
Contents: Empty room with treasure found in a pile of junk

Possible feature: Food scraps; Slime (harmless); Cobwebs
Possible furnishings: Fountain; Rug (small or medium); Cushion
(Religious) Possible furnishings: Idol; Columns or pillars, Offertory container
(Mage) Possible furnishings: Thurible; Font; Columns or pillars
Possible personal items: Horn, drinking; Basket; Razor

Passages

Passage Width: 30 ft. / Leads to: Continue straight 20ft.; passage ends in a door

Extra passages (if necessary):

Doors

Door: Iron / Leads to: Stairs (if not multi-level then reroll)

Extra doors (if necessary):
Door 2: Wooden / Leads to: Chamber
Door 3: Secret door, barred or locked / Leads to: Passage 20 ft. straight ahead
Door 4: Portcullis / Leads to: Passage extending 10ft., then T intersection extending 10ft. to the right and left
Door 5: Secret door / Leads to: Passage 20 ft. straight ahead
Door 6: Secret door, barred or locked / Leads to: Diagonal (or turn) Passage 20 ft. to the left

Chamber (Rooms)

Whenever a passage, door, or anything else results in a chamber, use one of these.

Dimensions: Square, 50 x 50 ft.
Number of exits: 1
Exit locations: Wall left of entrance /
Exit types: Corridor, 10ft. long /

Description
Purpose: Storage, stocked with tools for maintaining the tomb and preparing the dead for burial
Current state: Used as a campsite
Contents: Random Trap

Possible feature: Ashes; Cobwebs; Dung
Possible furnishings: Loom; Pallet; Dais
(Religious) Possible furnishings: Vestments; Candles, Lamp
(Mage) Possible furnishings: Tripod; Idol; Cloth, altar
Possible personal items: Twine; Cup; Flagon, mug, or tankard

Stairs

Stairs connect multiple floors of a dungeon. If your dungeon doesn't have multiple floors, then reroll the passage or door that spawned them.

Stair Type: Down two levels to a passage 20ft. long

Contents

Whenever a container or book is generated, use this to determine its contents

Container Contents: Lumps, unidentifiable
Book, Scroll, or Tome: Letter

Monster

Each monster should have a motivation in the dungeon. Sometimes this might make them peaceful (even if temporarily).

Motivation: Seek wealth
Personality: Brave; stands its ground.

Random Hazards

Hazard: Shrieker

Random Obstacles

Obstacles block or hamper progress and can affect more than one room.

Obstacle: Reverse gravity effect causes creatures to fall toward the ceiling

Random Traps

Trap Generator

Trigger: Moved through (doorway, hallway)
Severity: Dangerous (DC 15, +6 to-hit)
Effect: Glyph of warding

Random Tricks

Tricks are quirky and less deadly than a trap. Some tricks are permanent, others can be dispelled with Dispel Magic.

Object: Furniture
Effect: Creates an illusion

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