CGI Programming 101
This course is intended for anyone who knows HTML, but doesn't know Perl or CGI programming. The goal is to introduce Perl CGI scripts, teach scriptwriting basics.
CGI Made Really Easy
An easy-to-follow guide to CGI.
BigNoseBird CGI Script Archive
Silly name, but a good collection of sample scripts with nice step by step instructions.
Matt's Script Archive
Useful resources and useable Common Gateway Interface scripts. Includes FAQs, a help center and an assortment of scripts to use.
Script Search
"The World's Largest CGI Library". Well it's certainly big anyway, and a valuable resource.
Bewley Net
Awesome collection of scripts and links.
Free Code
A great collection of free CGI scripts, from mail scripts to shopping carts.
The CGI Resource Index
Another huge collection of free CGI scripts, documentation and other useful information.
The official PHP site
The PHP Section
of Developer's Shed. A huge depository of things PHP.
PX - PHP Code Exchange
The PHP Code Exchange is a great place to start. Here you'll find many example scripts and useful functions, organized for easy finding. Includes a search function.
phpWizard
PHP Tutorials
PHPBuilder.Com
A bunch of helpful PHP resources available here
PHP Resource Index
Collection of PHP scripts, tutorials, and code.
PHPIndex
is a French gateway to PHP related contents.
HotScripts.com PHP Scripts and Programs
LinuxGuruz.org
Many Links and Tutorials, Articles and FAQ about Linux, Apache Web Server, HTML, PHP, MySQL ... and lots more.