FireDownload accelerates regular http downloads up to 10x!
A Bittorrent plug-in called FireTorrent. It places the torrent downloads in the same Window as normal downloads. Torrents with a single click!
Wyzo's user-friendly new skin
A new startpage, which lets you search a large amount of search engines.
A variety of other extensions that enhance the user's browsing experience, including CoolIris, Ctrl-tab and FireGestures
Wyzo 3 is currently in Beta development stage.