Quotient is an open source product that combines a multi-protocol messaging
server with tools for information management and retrieval.
Quotient brings together your email and IP telephony.

dogtail is a GUI test tool and automation framework written in Python. It uses Accessibility (a11y) technologies to communicate with desktop applications. dogtail scripts are written in Python and executed like any other Python program.

gPodder (your podcast catcher)

A remote incremental backup of all your files could be as easy as rdiff-backup / host.net::/target-dir

rsnapshot is a filesystem snapshot utility for making backups of local and remote systems.

my favorite: “Enterprise:” Where “Engineers” “Architect” “Solutions”.