Source — git repository
Allow users to specify a particular git repository to be their source of input for any information about ontologies, schema’s and the like.
We could create a shallow bare clone of that repo, for caching purposes and to provide fast access for various types of scans.
RDF, OWL, SHACL, SKOS
Find any RDF files and try to document them.
Non-RDF
Sky is the limit here. We could search for existing documentation in the form of markdown, ascidoc, word etc.
We could scan for Excel spreadsheets and document them.
Erwin diagrams, UML, Mermaid, SQL schema, and so forth.
License
Find the license and ownership info.
Git log
Derive documentation from the git-log. Contributors, change frequency, percentage contributed, and so forth.