Instead of being a feature-filled client, like qBittorrent, Deluge relies on a plug-in system to get you the advanced features you want. RELATED: What Is the New Copyright Alert System, and How Does it Affect You? But, while qBittorrent generally follows uTorrent, Deluge has a few of its own ideas. Deluge: a Plug-In Based Client You Can Customizeĭeluge is another open-source, cross-platform BitTorrent client. Overall, Deluge and qBittorrent are fairly similar and have many of the same features.