SliTaz is a new micro GNU/Linux live distribution designed to run from RAM (a recommended minimum of 128MB) and installable to a hard drive or USB device. The current version, SliTaz 1.0, weighs in at a light 24.8MB and provides a nice selection of applications that run on a lightweight desktop. You can store user data and settings on persistent media, and support for more than 400 additional download packages is available.