Puppy Linux Home - your fast, small and free Linux distro Puppy Linux is a fast, small, free, fully featured Linux distribution (distro). Puppy Linux live-CD, multi-session CD/DVD is about 50-60M, yet "every" application you need is there. Puppy Linux is an operating system you can use in place of Microsoft Windows. Puppy Linux works swiftly on old second systems and is a delight on modern systems including ThinPC's. Puppy Linux boots to a familiar environment for ex-Windows users. Puppy Linux is regularly updated, well supported and documented. in Linuxwith distributiondistrofreefullylinuxlive-cdpuppysmallby 4 users