is a small,light OS. The .Iso is only 164 MB.It runs in ram and is very fast. It is not a striped down,bare bones,basic core OS. Macpup is a full featured systemright out of the box with apps for office,graphics,multimedia,internetand much more.And it looks really cool.
528 is the latest and is based on Puppy Linux 5.2.8 ,"Lucid Puppy", An official woofbuild of puppy Linux that is binary-compatible with Ubuntu Lucid Lynxpackages.MP528 contains all the apps from Lucid puppy with the addition ofFirefox 7.01 beta. Extra apps like Opera or Gimp are available for easydownload from the Quickpet App on the ibar or the Puppy Package Manager.MP525 also includes the Enlightenment E17 window manager. The EFL librariesversion 1.0.999 and E17 version 62861 where compiled and installedfrom source.
to read an overview of Puppy Linux.