pacman (archlinux)
pacman is the official package manager of archlinux. it distributes packages in binary. pacman has up-to-date packages and usually the lates upstream versions of an application. pacman is written in C.
usage
install a package:
pacman -S <package-name>
install packages that share similar patterns in their names:
pacman -S plasma-{desktop,mediacenter,nm}
remove package:
pacman -R <package-name>
remove package and its dependencies (which are not required by any other installed package):
pacman -Rs <package-name>
upgrade all packages:
pacman -Syu
search for packages:
pacman -Ss <string-1>
search for installed packages:
pacman -Qs <string-1>