memcached is a high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load.
Allegra is an innovative library for web peer applications development. It provides a framework for asynchronous network peer programming, a simple stack of Internet standards implementations, and two new network applications: a disruptive metabase peer a
GNOME Colorscheme is a very simple application for the GNOME desktop that allows you to generate a variety of colorschemes from a single starting color.
Callware VoiceOne is an easy to use web based GUI for the Asterisk PBX. It gives full control over settings through a simple admin panel. You can manage extensions, preferences, POTS/ISDN/VoIP trunks, queues, and rules sets and dynamically create IVRs.