Install cl-hyperobject by entering the following commands in the terminal:
sudo apt update sudo apt install cl-hyperobject
Description:
Common Lisp library for hyperobjects
This package contains a library for creating and display hyperobjects. Hyperobjects contain references to subobjects as well as to linked objects. This package includes functions to display hyperobjects in multiple formats: ASCII Text, HTML, XML with optional field labels and hyperlinks.
Homepage: http://hyperobject.b9.com/
Version: 2.12.0-1
Section: universe/devel