I don't know about sorting by popularity, but there is an effort to archive it all spread across a bunch of torrents: http://freeread.org/torrents/ http://free

I don't know about sorting by popularity, but there is an effort to archive it all spread across a bunch of torrents: http://freeread.org/torrents/ http://freeread.org/torrents/ https://www.reddit.com/r/DataHoarder/comments/ed9byj/library_genesis_project_update_25_million_books/ https://www.reddit.com/r/DataHoarder/comments/ed9byj/library...