Deluge
Deluge is a comprehensive BitTorrent client designed to cater to your torrenting needs. It operates on a daemon/client model and is equipped with various user interfaces, including GTK-UI, Web-UI, and Console-UI. At its core, Deluge uses libtorrent to efficiently manage the BitTorrent protocol. The app allows you to start various user-interfaces and the Deluge daemon with simple commands. It also provides a web UI that can be accessed at http8112 with the default password 'deluge'. For advanced users, Deluge offers features like bandwidth tweaking, VPN, and reverse proxy.