Pokémon Dungeoneer is a tool for generating and analyzing the dungeons of Pokémon Mystery Dungeon: Explorers of Sky.
Logo by @sgtmug
You'll want to check out dungeon-mystery, my TypeScript implementation of the Pokémon Mystery Dungeon: Explorers of Sky dungeon algorithm.
This project is heavily inspired by Corvimae's amazing Pokémon Ranger tool.