BzrBuildpackage - Debian Wiki
Breezy and Bazaar
Breezy (brz) is a friendly fork of the Bazaar (bzr) project.
brz-debian (previously known as bzr-builddeb, sometimes referred to as bzr-buildpackage) helps to automate the task of maintaining Debian packages using the breezy version control system. For alternatives, see Package maintenance tools.