The Puppy Linux project announced version 5.2 of the Puppy Linux distro, codename Wary.

Puppy Linux 5.2 is a "minimalist" distro designed for users who like a fast and lean Linux OS.

Puppy Linux is available as an 123 MB ISO image & can load entirely into RAM for faster performance, according to the project. 

Puppy Linux can boot off a flash card, or an USB device, as well as CD-ROMs and other media.

Release notes:

• Recompile in T2 
• Easy upgrade from Xorg 7.3 to 7.6, by a single PET mega-package
• Gtksourceview/Nicoedit removed, BaCon highlighting in Geany 
• Apps/utilities updated/fixed
• Gtkam removed, replaced with PupCamera (see Woof notes above)
• Lighthouse sys-info for easy reporting hardware when make bug report 
• PuppyPhone (Psip) upgraded, our "Skype killer"
• Adobe Flash player no longer in Wary, semi-automatic download
• New PET packages 
• Xfprot removed, broken (see Avast PET)
• New, gHasher checksum generator 
• GTK upgraded from 2.21.1 to 2.24.5
• USB 3G modems: usb-modeswitch upgraded, bug fix

You can download the ISO-file here: