DungeonPainter is an editor tool which lets you quickly create Dungeons for your games.
The tool lets you create brushes and paint cells inside a custom editor window. Once you have painted the dungeon inside the editor, you just have to click on a button to automatically generate the Dungeon in the scene.
Check the Website for more infos and documentation : https://sites.google.com/view/dungeonpainter/accueil
Check the videos of this product : https://www.youtube.com/playlist?list=PL2s5BbyNTQ-PwNEFR-bol9J9Zr7-_9ymK