rdf metadata

[MichiMueller]

I am interested in the feature "rdf metadata".
If I search for this keyword in the forum, I get hits that are almost 10 years old.
Is there any application or plugin that uses this feature and therefore can give some good clues for an implementation?
Michael

[RoryOF]

https://wiki.openoffice.org/wiki/Metadata_API

https://www.openoffice.org/api/docs/com ... le-ix.html

https://www.openoffice.org/api/docs/com ... adata.html