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: Maze (Click to make permanent). or choose:
Starting Area: 
Rectangle, 80 x 20ft., with row of pillars down the middle; two passages leading from each long wall, doors on each short wall
Description
Noises: Tinkling
Air: Clear and damp
Odors: Putrid
Purpose: Lair for guard beasts that patrol the maze
Current state: Used as a campsite
Contents: Monster (dominant inhabitant)
Possible feature: Mold (common); Wood pieces, rotting; Mold (common)
Possible furnishings: Rushes; Chandelier; Tun (huge cask, 250 gallons)
(Religious) Possible furnishings: Altar; Font, Stand
(Mage) Possible furnishings: Shrine; Chimes; Cassocks
Possible personal items: Jug or pitcher; Fork; Coffer
Passages
Passage Width: 
10 ft. / Leads to: 
Stairs (if not multi-level then reroll)
Extra passages (if necessary):
2nd Passage Width:
10 ft. / Leads to: 
Chamber3rd Passage Width:
10 ft. / Leads to: Stairs (if not multi-level then reroll)4th Passage Width:
5 ft. / Leads to: Chamber
Doors
Door: Wooden / Leads to: Chamber
Extra doors (if necessary):
Door 2: Wooden / Leads to: Chamber
Door 3: Portcullis, locked in place / Leads to: 
Passage extending 10ft., then T intersection extending 10ft. to the right and left
Door 4: Wooden / Leads to: Chamber
Door 5: Wooden / Leads to: Chamber
Door 6: Wooden / Leads to: Chamber
Chamber (Rooms)
Whenever a passage, door, or anything else results in a chamber, use one of these.
Dimensions: 
Rectangle, 50 x 80 ft.
Number of exits: 0
Exit locations:
Exit types:
Description
Purpose: Shrine dedicated to a god or other entity
Current state: Pristine and in original state
Contents: Monster (dominant inhabitant)
Possible feature: Cobwebs; Cobwebs; Water, small puddle
Possible furnishings: Stool , high; Brazier and charcoal; Blanket
(Religious) Possible furnishings: Screen; Idol, Pipes, musical
(Mage) Possible furnishings: Incense burner; Shrine; Vestments
Possible personal items: Knucklebones or dice; Candlestick; Fork
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 to a dead end
Contents
Whenever a container or book is generated, use this to determine its contents
Container Contents: Husks
Book, Scroll, or Tome: Map or atlas
Monster
Each monster should have a motivation in the dungeon. Sometimes this might make them peaceful (even if temporarily).
Motivation: Conquer the dungeon
Random Hazards
Hazard: Spiderwebs (DC 12 Dex or restrained. DC 12 Athletics or Acrobatics to escape. AC 10, 15 HP, fire vulnerability, immunity to bludgeoning / piercing / psychic)
Random Obstacles
Obstacles block or hamper progress and can affect more than one room.
Obstacle: Wall of fire blocks passage
Random Traps
Trigger: Stepped on (floor, stairs)
Severity: Dangerous
Effect: Hidden pit floods with acid or fire
Random Tricks
Tricks are quirky and less deadly than a trap. Some tricks are permanent, others can be dispelled with Dispel Magic.
Object: Target dummy
Effect: Changes one substance to another, such as gold to lead or metal to brittle crystal
Shout outs: Stacey, shortybach, John Rambo, Effie Sanin, Katherine Ekes Lewing, Matthew payne, Jacob Plummer, RiGarou, SonofNail, Rebecca Montelli, jason baldrick, Logan Patterson, Gage Lahr, sam pirrie, H, Sagwopper, John Karels, wintersanctuary, Dylan Williams, Donovan Nordick, Snowy Snow, Lena, Jakasaras 4che, Nahellion, Alex Brandeau, Vanessa, Ben Pytlik, Robert D O'Dell, Cooper Clements, Scarlett, Liz Renzullo, Chris Francis, Alexander Garcia, Meghan Hoopes, Cameron Kleine, Cooper Freeman, Serena Verden, Hipo, Alexander Griffiths, SnipsGTI, Amelia, Brian Sousa, bilbens baggo, Stuart, Matthew Gordon James Hood, IbKelek, Galygious, Ashley Keisling, Nicole Patten, Clementine Turner, ted valen, T. Alexander, Tim Mason, Micheal Green, Darren Hilbring, Gannon Dubay, Marco Castillo, George V Crain, Brian allbritton, Aaron Teupe, monkeybot4224, Moonstone, Johnny S, Megan Haines, Matthew Newton, Celso R Garcia III, Felix Schmäche, Bonnie (Jez), Corwin Lum, Rob Garner, Miss Zilla M, Matt Houghton, Rune Anjum, Brice Carpenter, Jimaco, Jordan Brazeal, Jake Lane, Adam Ruiz, Conor Quinn, gloomblossom, Balanced Game Review, Jordan Fountain, Stefan Gottschalk's, Royce Dillard, Bartis Edmond Hawley-Wall, Kyler Havard, Oliver Young, Zealot23, Chris Mulvihill, Garret Dupont, Keaton Permenter, Shazear, Leanna Orr, Chris Bottorff, John Nazario, Gary, Gordon Alexander Fallon, Max Puplett
Their contribution stands as a beacon of hope for all adventurers!
