Puppy Linux is also not a Linux distribution with multiple flavours, like Ubuntu (with its variants of Ubuntu, Kubuntu, Xubuntu, etc) though it also comes in flavours. Puppy Linux is not a single Linux distribution like Debian.
Yes, but what does it look and feel like? If one of these things interest you, read on. Variety → hundreds of derivatives (“puplets”), one of which will surely meet your needs.Different flavours → optimised to support older computers, newer computers.Customisable within minutes → remasters.Relatively small size → 300 MB or less.Ease of use → grandpa-friendly certified ™.Ready to use → all tools for common daily computing usage already included.It was originally created by Barry Kauler in 2003. Puppy Linux is a unique family of Linux distributions meant for the home-user computers.