Classic Czech dungeon crawler. Commercially released in 1998, open-sourced by the original authors in 2008.

Sources https://github.com/nextghost/skeldal 

Compiled using pkgsrc framework on the DEVTERM R01 
You need a working pkgsrc bootstrap environment for this to work ! 

pkgsrc package is located in https://astr0baby.online/riscv64/DevTerm-R01/All/skeldal-master.tgz  

Game data files need to be extracted in /usr/pkg/share 

cd /usr/pkg/share
tar -zxvf skeldal.tar.gz