Pixel
Perfect
Precision

A comprehensive handbook on digital design covering much of our collective knowledge and process
PPP is four years old today! Here’s one of the pages from its very first release, some familiar parts there… pic.twitter.com/imIcohHvkt
For the latest pixel perfect tips and tricks follow @pppustwo
Check out what's new in The ustwo Pixel Perfect Precision Handbook 3 blog post… and if your first language is Japanese you may be interested in this PPP 2 translation by Concent.

If you're having trouble downloading the iBook file from the link above then try this zipped version.