apt-getfunctionality for.debpackages published in third party repositories or via direct download. Works with Linux distributions which useapt-get. More information: https://github.com/wimpysworld/deb-get.
deb-get update
deb-get search package
deb-get show package
deb-get install package
purge instead also removes its configuration files):deb-get remove package
deb-get upgrade
deb-get list