You can customize an Ubuntu 8.04 Hardy Heron live CD to make a good bootable utilities disk by adding and removing packages from the standard installation
Use the computer as an headset
The Linux 2.6.x provides a “uinput” driver, which helps users to inject data to the Linux kernel. This is very useful while writing applications to interface customized input devices like wireless joystick, keyboard etc.
an open source Twitter clone written in Erlang using the ErlyWeb framework
Redmine is a flexible project management web application