RMP allows remote control over playing your music files on a Linux computer. The music can be controlled via a Web interface, a smart cellphone, iPhone, Blackberry, or through a command line shell interface. If you like the song, you can download it to your phone. It supports next, searching, and volume control.
Perlbal is a Perl-based reverse proxy load balancer and Web server. It processes hundreds of millions of requests a day just for LiveJournal, Vox, and TypePad, and dozens of other "Web 2.0" applications. One of the defining things about Perlbal is that almost everything can be configured or reconfigured on the fly without needing to restart the software.
Robotics::IRobot provides a Perl interface for controlling and accessing sensor data from iRobot robots that support the OI Interface. It allows for both event-driven and polling-based reading of sensor data. It provides all functionality defined in the OI Interface for Roomba 400 series and Create robots. Also provided is some additional functionality such as primative dead reckoning and enhanced use of the Create's song functionality.
Chart::Clicker aims to be a powerful, extensible charting Perl package that creates really pretty output. Charts can be saved in PNG, SVG, PDF, and PostScript format. Clicker leverages the power of Graphics::Primitive to create snazzy graphics without being tied to a specific backend.