Bodhi is a minimalistic, Linux desktop distribution that uses Ubuntu as its base and Enlightenment as the default window manager. Bodhi can be used on modern hardware or older hardware. The minimum system requirements are a Intel 300mhz processor or faster, 128mb of system RAM, and 1.5gb of free disk space.
Kattive is a captive portal with an interesting interface, written in Perl and completely Web-based. It interacts with iptables or whatever you want. It's template-based. It works as a transparent rule activator and as an Internet Point interface. It has many features like schools/classes administration. If used in a hotel, you can count the time for billing.
install_track.sh is a small shell (zsh) script that helps a user to list files installed by an application compiled from source. This script is meant to be used instead of "make install". Install_track will start to "watch" your filesystem before running "make install" and will save the list of installed files upon completion.