DownThemAll!: A great way to speed your downloads

DownThemAll! :: Add-ons for Firefox.

Best download manager in Rule The Web

Opera Mini & Opera Mobile browsers

The usage share of web browsers. Source: Media...
The usage share of web browsers. Source: Median values from summary table. Internet Explorer (38.9%) Firefox (25.5%) Google Chrome (20.2%) Safari (7.7%) Opera (2.9%) Mobile browsers (7.1%) (Photo credit: Wikipedia)
"O" logo used by Opera Software as t...
“O” logo used by Opera Software as the browser logo. Since a single letter cannot be copyrighted, this image is in the public domain. (Photo credit: Wikipedia)

Opera Mini & Opera Mobile browsers.

Best browser for stability, reliability, never crashes.

Transmission: Best mac bit torrent client

Transmission-torrent
Transmission-torrent (Photo credit: Wikipedia)
English: screenshot of the BitTorrent client T...
English: screenshot of the BitTorrent client Transmission (Photo credit: Wikipedia)
File icon for Transmission torrent file
File icon for Transmission torrent file (Photo credit: Wikipedia)

Transmission.

Best mac bit torrent client