O'Reilly Publications is well know for publishing a wide
range of quality technical reference books. Most of these books are published
with traditional copyright restrictions in place but a growing number are
being distributed under one or another of the Free Documentation License's
in use today. Here are some highlights:
A collection of books published by New Riders under the OPL (Open Publication
License).
Please send mistakes/suggestions/improvements/modifications to toddj@ecst.csuchico.edu
for incorporation.
Copyright © 2002 Todd Lisonbee
Permission is granted to copy, distribute and/or modify this document
under the terms of the GNU Free Documentation License, Version 1.1
or any later version published by the Free Software Foundation;
with the no Invariant Sections, with no Front-Cover Texts, and with
no Back-Cover Texts. A copy of the license is available at
http://www.gnu.org/licenses/fdl.html
It may seem kind of silly attach Copyright and License such a short document
but this makes it very easy for anyone to use and/or modify it according
to their needs. (Maybe saving that one random unlikely person who would
like to use it a couple of hours ;-)