It fits into 20MB and brings old computers back to life. Plus, it runs entirely off a USB stick.
Several projects exist that purport to be small, run-in-memory distributions. The most popular probably is Puppy Linux. Puppy has spawned several variations, and I have used it several times myself on ...
Tiny Core Linux 8.0, released last week, is a minimalist Linux OS built from scratch with a focus on being as small as possible. That means you should be able to run this Linux distro on a wide range ...