Gwget

Gwget is a free graphical download manager for GNOME, which uses GNU Wget as a back-end. It tightly integrates into GNOME and Firefox.

[edit] Features

Supports commonly-used protocols, including HTTP and FTP
Integrates with the GNOME notification area, including displaying of popup notifications
Supports recursive downloading from web pages
Supports viewing of MD5sums
Allows resuming of interrupted downloads
Can restrict bandwidth usage