Digger
Source: https://github.com/lutzroeder/digger
Credit: Lutz Roeder; Digger is an existing game design
Summary: Public source; no root reuse licence identified

Original notices / provenance
No root reuse licence was identified in the checked project material. This is a provenance note, not a permission grant. Consult the original project before reuse.

The linked code licence does not automatically apply to separately copyrighted game data, names or media.