https://blog.openlibrary.org/
The Open Library Blog | A web page for every book
the open libraryweb pagefor everyblogbook
https://opencat.io/
OpenCat - The Open Library Meta Catalog
Find books and articles from university and national libraries from all around the world with the OpenCat meta catalog.
the open librarymetacatalog
https://obrary.com/
Obrary - the Open Library of product designs
Obrary is a resource of open source product designs that can be made on the CNC Router or Laser Cutter.
the open libraryproductdesigns