The Game is using Unity 4, it will run on Windows, Linux and Mac.
List of already implemented Features
Box building: Fills a 3d box with blocks.
Swap: Swaps the Material in a 3d box (works only with the “block” type).
Removing: Removes blocks in a 3d box.
Rooftop building: Rotates the roof blocks automatic.
Copy: Copies everything in a 3d box.
Saving: Saves a created building and you can reload its design.
Path: Build a path that places stairs automaticly .
Analyse: Analyses a selected building and returns information about its Volume
and its Mantel