Almohawell
A command-line converter for RPM DEB and TGZ archives
Almohawell is free and multi-function convertor and installer that converts between rpm, deb, stampede slp and tgz files.
Almohawell is a fork of the famous alien tool, and it's based on the Almasa alien software. Almohawell includes features that are not present in the aforementioned applications.