Self-hosted book, audiobook, and manga search + download manager. 13 search sources, Torznab API, OPDS feed, request workflow, 4 download clients. The missing *arr for books.
JeremiahM37/librarr has 194 GitHub stars.
It currently ranks #39276 daily, #39405 weekly, #40322 monthly by momentum on Trending Repos; its best-ever rank is #7607.