2. Use as a portable desktop
3. Maintain hard drive/recover data
SystemRescue CD includes a host of tools for maintaining a hard drive including a partition manager and resizing software and drive imaging software. SystemRescue CD can read a variety of file systems including Windows NTFS.
4. Install Linux
MEPIS Linux can be run from the CD to try it out and then installed from the running distribution in a very friendly environment.
5. Try Linux software
PCLinuxOS is similar to MEPIS in that it can be run and installed from the CD. It also includes some of the best Linux software available for you to try out.
6. Reset forgotten Windows passwords
Austrumi is a good little live CD distribution that includes a tool at boot that allows you to reset forgotten Windows passwords (including Administrator).
7. Build your own distribution
Damn Small Linux is a fantastic 50 MB distribution as is or that you can personalize with your own choice of software using the very easy to use myDSL system.
8. Watch/listen to multimedia
Movix is a live distribution designed just for playing audio and video files from the internet, CD and DVD.
9. Play games
Morphix is a modular distribution that has a version just for playing games.
10. Scan safely for virus’s
INSERT is the INside SEcurity Rescue Toolkit and includes an anti-virus package making it a great way to clean an infected computer.
This is a small selection of all the live Linux CDs, Frozentech has a comprehensive list.