Deutsche Digitale Bibliothek-German Digital Library"The goal of the Deutsche Digitale Bibliothek (DDB) is to offer everyone unrestricted access to Germany’s cultural and scientific heritage, that is, access to millions of books, archived items, images, sculptures, pieces of music and other sound documents, as well as films and scores, from all over Germany."
This link is to the English version, but you can change it to German at the top of the page.