AcidIM is an Instant Messenger application written in CGI-Perl. Users can send and receive messages as well make video conferencing (assuming that camserv is running on users' machine).
HardInfo is a system profiler for Linux systems. It can display information about the hardware, software, and perform simple benchmarks.
SuxPanel is a GNOME panel clone written from scratch using plain GTK+ 2.
Sources? The projects's license is GPL, although I was unable to find where to download the sources.
A GUI tool to configure SELinux policy.
A minimalist's Web browser.