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: Temple or shrine (Click to make permanent). or choose:
Starting Area: 
Square, 40 x 40 ft.; doors on three walls
Description
Noises: Scuttling
Air: Clear and damp
Odors: Smoky
Purpose: Dormitory for lesser priests or students
Current state: Furniture wrecked but still present
Contents: Random Trap protecting treasure found in a container (metal urns)
Possible feature: Slime (harmless); Mold (common); Wax blob (candle stub)
Possible furnishings: Throne; Brazier and charcoal; Chest of drawers
(Religious) Possible furnishings: Screen; Robes, Holy or unholy symbol
(Mage) Possible furnishings: Vestments; Tripod; Idol
Possible personal items: Needle(s); Tray; Oil, cooking
Passages
Passage Width: 
10 ft. / Leads to: 
Continue straight 30ft., no doors or side passages
Extra passages (if necessary):
2nd Passage Width:
10 ft. / Leads to: 
Stairs (if not multi-level then reroll)3rd Passage Width:
10 ft. / Leads to: Diagonal passage to the left for 30 ft (or straight then turn left)4th Passage Width:
10 ft. / Leads to: 
Continue straight 20ft., side passage to the left, then an additional 10 ft. ahead
Doors
Door: Secret door, barred or locked / Leads to: 
Chamber
Extra doors (if necessary):
Door 2: Iron, barred or locked / Leads to: Chamber
Door 3: Iron / Leads to: 
Passage extending 10ft., then T intersection extending 10ft. to the right and left
Door 4: Iron, barred or locked / Leads to: Diagonal (or turn) Passage 20 ft. to the left
Door 5: Wooden / Leads to: Passage extending 10ft., then T intersection extending 10ft. to the right and left
Door 6: Secret door, barred or locked / Leads to: Chamber
Chamber (Rooms)
Whenever a passage, door, or anything else results in a chamber, use one of these.
Dimensions: 
Octagon, 40 x 40 ft.
Number of exits: 3
Exit locations: Wall opposite entrance / Same wall as entrance / Wall left of entrance /
Exit types: Door / Door / Corridor, 10ft. long /
Description
Purpose: Trophy room where art celebrating key figures and events from mythology is displayed
Current state: Used as a campsite
Contents: Random Trap
Possible feature: Cracks, wall; Dripping blood; Dripping blood
Possible furnishings: Pillow; Cushion; Sheet
(Religious) Possible furnishings: Cloth, altar; Shrine, Gong
(Mage) Possible furnishings: Paintings or frescoes; Shrine; Vestments
Possible personal items: Awl; Food; Tinderbox (with flint and steel)
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: Up one level to a passage 20ft. long
Contents
Whenever a container or book is generated, use this to determine its contents
Container Contents: Liquid, viscous
Book, Scroll, or Tome: Novel
Monster
Each monster should have a motivation in the dungeon. Sometimes this might make them peaceful (even if temporarily).
Motivation: Hide from enemies
Personality: Joker; taunts its enemies.
Random Hazards
Hazard: Shrieker
Random Obstacles
Obstacles block or hamper progress and can affect more than one room.
Obstacle: Chasm 1d4 x 10 ft. wide and 2d6 x 10ft. deep, possibly connected to other levels of the dungeon
Random Traps
Trigger: Stepped on (floor, stairs)
Severity: Dangerous (DC 12, +7 to-hit)
Effect: Fire shoots out from wall, floor, or object
| Damage | |
|---|---|
| Level 1-4: | 2d10 |
| Level 5-10: | 4d10 |
| Level 11-16: | 10d10 |
| Level 17-20: | 18d10 |
Random Tricks
Tricks are quirky and less deadly than a trap. Some tricks are permanent, others can be dispelled with Dispel Magic.
Object: Burning fire
Effect: Grants a wish
Shout outs: Stacey, Adam Fowler, Amanda Kettles, Angelo Anderson, Appreciate Witch of Life, AstroLass, bilbens baggo, Brian Nunziato, Bryan Sheairs, Brysen Packer, Bryson Waits, Burlyfighter, Caitlin W., Christopher Allbritton, CJMAXP, Connor, Dalton Elliott, Damon Carrington, Daniel Edwards, David Schraff, Dragons With Jetpacks, Elisa Martinez, eric sun, Ezzela1891, Federica Frezza, Gordon Alexander Fallon, Gundar Wez, Iofire, Irate The Pirate, Jade Arrowood, Jake Lane, Jeremiah Walker, Jess, Joe Dalby, John Nazario, JollyGamer, Jonathan Lekse, Jordan Brazeal, Joshua David Maddox, Justin Snyder, Kerry Melton, Kevin, KFB_Patreon, KingHavok1217, Kingyo Senpai, Kyle Clark, Lisa Tucker, Liz Fontain, Lizzie, Lou Bliss, Luke P, Mario Pizzamiglio, Mark L, Matt Yates, Max Hops, Maxwell Mayer, Michael Hamilton, Millergendraft, mtnman1979@aol.com, Mx Charlie, Mylon Schroder, Nahellion, Nathan, Nicholas Zamora, Nick Soucy, Phil Mehl, Phillip P Torchia, Pythor Sen, R., Rachel Anderson, Ray Bissonnette, Remora Jewel, Robert Rich, Robert Skadsem, Ryan Flagg, SallySparrow132, Sarah Holland, Serafina Moon, Shane Andrews, ShortyMcgibble, Sik Makoyi, Siren, Stefan Gottschalk's, Steve Rosenlund, Stuart, Syn21, That Video Editor Nic, thea musing, Trev909, Vedie V, Vincent Drone, Warren Clarida, Wesley Muncy, XMrMonkyx ., Zachary Burgess-Hicks, zachary gee, Zealot23, Zee Livezey
Their contribution stands as a beacon of hope for all adventurers!
