Macromedia : current owners of Flash
http://www.macromedia.com

The Open SWF organisation :
http://openswf.org/

SWF file format specs (revised) :
http://homepages.tig.com.au/~dkl/swf/SWFfilereference.html

Perl : The language this project is written in
http://www.perl.com

JPEG : JPEG file format
http://www.jpeg.org/

What is MP3? :
http://www-scf.usc.edu/~huan/mp3.html

MPEG Audio headers guide - A description of MPEG audio frame headers by Predrag Supurovic :
http://www.dv.co.yu/mpgscript/mpeghdr.htm

Mpeg Audio FAQ :
http://www.tnt.uni-hannover.de/project/mpeg/audio/faq/

Zlib homepage : for PNG compression
http://artpacks.acid.org/pub/infozip/zlib/

PNG homepage : PNG (Portable Network Graphics) file format
http://artpacks.acid.org/pub/png/

Freetype Open source True Type font library :
http://www.freetype.org/

Java XML/XSL : similar project in Java
http://www.anotherbigidea.com/

Phillip Jacob : Started OSmething similar but hasn't got far
http://www.whirlycott.com/services/projects.html

Michael Wallace : Similar project but focusing on Text replacement

http://www.sabren.com/code/flashperl/

David Cantrell : Similar project, not progressed very far
http://www.cantrell.org.uk/david/tech/bits/flashperl/

Ming/PHP : Similar project but for PHP
http://www.opaque.net/ming/

Paul Haeberli - Libswf :
http://reality.sgi.com/grafica/flash/

The Labs : Wrapper round LibSWF
http://www.the-labs.com/

Olivier Debon : Netscape Flash Plugin and Swift tools
http://www.swift-tools.com/

Middlesoft : 'Official' Flash SDK (Software Development Kit)
http://www.middlesoft.com

Turbine :
http://www.blue-pac.com/

Swish :
http://www.swishzone.com/

VisWeb :
http://saxgate.saxess.com/visweb/

Form2Flash :
http://www.kessels.com/Form2Flash/index.html

Swifty Utils :
http://buraks.com/swifty/