Screenlets are small owner-drawn applications (written in Python) that can be described as "the virtual representation of things lying/standing around on your desk". Sticky notes, clocks, rulers, ... the possibilities are endless.

pkgconf is an implementation of the pkg-config system, which helps to configure compiler and linker flags for development frameworks.

NetworkManager is a system network service that manages your network devices and connections, attempting to keep active network connectivity when available. It manages ethernet, Wi-Fi, mobile broadband (WWAN), and PPPoE devices, and provides VPN integration with a variety of different VPN services.

This empty transitional package is here to ensure smooth upgrades.