Sciweavers' free online productivity tools include an international virtual keyboard, OCR, image format conversion, and just about every manner of PDF manipulation imaginable.
posted by Trurl on Aug 17, 2011 - 17 comments

Alex Cox, director of Repo Man and Sid and Nancy, and one-time presenter of Moviedrome, which was a cult movie education for an entire generation of British people, has posted a ton of free stuff on his site: 10000 ways to die (pdf) - his book on Spaghetti Westerns, the Moviedrome guide parts 1 and 2 (pdf), a video defence of Walker (quicktime), and much much more.
posted by Artw on Jun 18, 2010 - 50 comments

The New Liberal Arts book is out. 47 pages of free pdf about things the various authors think will help prepare you for modern life. Earlier discussion about the planning phase of the book.
posted by srboisvert on Sep 3, 2009 - 37 comments

Twenty hard-boiled pulp stories from a revived Black Mask Magazine. (Unfortunately, stories are mostly in PDF form.)
posted by klangklangston on Oct 10, 2007 - 10 comments

PDF-Mags.com. "Free PDF mag's from all over the world with main focus on art, design, illustration and life."
posted by Burhanistan on Mar 26, 2007 - 8 comments

A Technical History of Apple's Operating Systems – Amit Singh posts a free, 140-page PDF "bonus chapter" to his Mac OS X Internals: A Systems Approach.
posted by timeistight on Jul 25, 2006 - 18 comments