Digitalroot's Max Dungeon Rooms is a mod for the game. It allows you to raise the chance to spawn larger dungeons. It is designed to be an add-on for the game, and you can download it for free.

It is an open-source application, and you can download the source code and modify it. It is designed to be compatible with all the versions of the game.

It has a built-in tutorial, which explains how to install and use it. You can also find the documentation and FAQs on the Internet.

The way that it works is as follows:

When you open the application, you need to set the number of rooms that you want to create. The default is 20, but you can set it to a higher number.