Apt-fast is a command line tool created by Matt Parnell that run on Debian-based systems and it allows to speed up file or program download by using multiple sources.
The developer claimed that program installations or making system updates/upgrades with his tool is 26x faster than the standard tool (apt-get).
To install Apt-fast on Ubuntu 11.04/10.10/10.04, run these commands via the Terminal:
sudo add-apt-repository ppa:tldm217/tahutek.net
sudo apt-get update
sudo apt-get install apt-fast
You can now install programs or doing updates/upgrades using the Apt-fast command. Just use it as follows to install a package:
sudo apt-fast package-name
To do an upgrade or update, use one of these commands:
sudo apt-fast update
sudo apt-fast upgrade