Inventaire is a free open source platform for cataloguing and sharing physical books, with its own database of titles based on Wikidata.
You can follow at:
➡️ @inventaire (in English and French)
The Inventaire site is at https://inventaire.io
It's a good platform for any group or individual who wants to run their own library.
This is a brand new server run by the main developers of the project as a spin-off of mastodon.social It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!