My favorite linux boxes we have used over the years.
Have had several machines that I have used over the years. They are all linux or bsd and all the software is from the standard repositories with no commercial software installed. The RPi is replacing some of them. Spent the morning working on my old PIII web server, Updated it. Added a web application or two. Always learning new things with it. Can not believe how much I have done with it. It is basically a lamp server, but we also use it to start ipxeboot linux operating system installs, and as a media/game server. It is sort of our own private cloud. It also runs several virtual websites. http://www.instructables.com/id/Uses-for-your-own-private-cloud/ ) Home made router with a PII class machine that uses compact flash for the drive and a bsd variant for the os. The old Pogoplug converted into a local web server running arch linux. The 486 laptop runs a floppy based Pitus linux to communicate with the pogoplug. The old NSLU2 running deb...