Apps similar to Calibre-Web Automated include Calibre-Web, which is free and open source. Other options are dir2opds. Between them they cover self-hosting.
Calibre-Web is a web app providing a clean interface for browsing, reading and downloading eBooks using an existing calibre database.
Germany
EU
dir2opds is a self-hosted OPDS ebook server that turns any folder into a digital library. No database, no Calibre—just point it at your book collection and browse or download via any OPDS-compatible ebook reader or web browser.
Canada
