Puppy Linux is a small sub-130 MB distro popular for its high performance, adaptability, and ability to run on older hardware. The project just announced the new Racy Puppy, a version enhanced to run on new PCs. Racy includes Xorg 7.6 and the 3.0.7 kernel. Racy derives from Wary Puppy, a long term support release optimzed for older hardware. Puppy also offers Slacko and Lucid versions, for full compatibility with Slackware and Ubuntu, respectively.