PDFMeNot lets users click PDF links without fear (or Acrobat) | Webware : Cool Web apps for everyone
This is sort of old school and it's information I've read in other places, but if you want a basic how to for normal film festivals this is a well written one.
JPedal, the Java PDF Viewer with PDF Text Extraction and PDF workflow tools
Com funcionen les cerques d'informaci per InternetPoster
HowtoGeneratePDFs in Ruby on Rails
using ghostscript to merge multiple pdf files
Lisardo Multimedia: PDFFAQ. PDF/X1a, PDF/X3, 2001, 2002, 2003, PDF/X plus ??
Suketu Vyas's Blog " 50 open source/free alternatives to Adobe Acrobat