They failed to produce a build for Windows[1] for years after the official release of v2. They still don't have an official build for MacOS. They say to "check sticky topics on the forum"[2]. Saying that builds exist for those platforms on the homepage still seems a bit disingenuous.

1. https://dev.deluge-torrent.org/ticket/3201

2. https://deluge.readthedocs.io/en/latest/intro/01-install.htm...