Chrome Download Manager - Chrome Download Manager. Bring Google Chrome like Download shelf into Firefox.
qBittorrent - Lightweight and open source torrent client that runs on all major platforms.
Download Status Bar - Download Status Bar manages every aspect of your downloads (Launch, Show, Scan, Send To, Rename...
Deluge - Deluge is a full-featured BitTorrent client for Linux, Unix and Windows.
Status-4-Evar - That status bar was removed in Firefox 4.0.
BitTorrent - BitTorrent is a peer-to-peer program developed by Bram Cohen and BitTorrent, Inc.