This is a tool that will draw a graph of the schemata which show up in the USE FROM and REFERENCE FROM clauses. It is especially useful when applied to a short form schema.
Source Code: browse GIT repository
This tool uses a CLIM graphical user interface that must be built using one of the commercial Lisp environments: LispWorks, Allegro CL. LispWorks is known to work.
You should now find a expgraph file in the current directory.