Install sludge-devkit by entering the following commands in the terminal:
sudo apt update sudo apt install sludge-devkit
Description:
Development tools for creating SLUDGE adventure games
SLUDGE is an open source adventure game engine. It combines a scripting language with IDE tools. . This package contains the development kit needed to create SLUDGE games.
Homepage: http://opensludge.github.io
Version: 2.2.1-2build2
Section: universe/devel