Convert pictures to HTML
An interesting use of sever side CGI, example.

CGI Extremes
CGI Extremes is dedicated to providing an accurate and up to date database of CGI Scripts with thorough descriptions, user feedback and ratings to help visitors find the script which is best suited for their needs. In addition CGI Extremes provides tutorial information about Perl and CGI and user generated tech-support through it's intergrated support forums.

ActiveState Tool Corp.
Professional tools for Perl developers

Matt's Script Archive
Over 20 free Perl and C++ CGI scripts to help make
your web site more interactive! Everybody knows this one.

The CGI Resource Index
Currently 2861 CGI related resources
listed in The CGI Resource Index.

Beginner's Guide to Perl
This is a work-in-progress, designed
for Unix users with no programming experience.

Intro to CGI
From webmonkey

Introduction to Perl
by Phil Rand

Introduction To Perl - Kent State University
This document should help get your
feet wet in the Perl programming language.

Introduction to Perl - Resources
Three very good links.

Mac Perl Primer
The information in this Primer relates
to version 4.1.8 of the MacPerl Application,
not the MPW-Tool version.

Programming Languages-Perl
Links and scripts.

Quick Introduction to Perl
They mean quick.

Take 10 Minutes to Learn Perl
Tools and tutorial.

PERL tutorial by Nik Silver
This tutorial assumes a very basic
knowledge of UNIX and concentrates on
how to write basic working perl programs.

PERL 5 Tutorial
from Web Developers

CGI Made Really Easy
Writing CGI scripts to process Web forms.

Introducing "CGI Programming on the Web"
by Andy Oram

CGI Programming 101
Learn CGI today with this easy-to-follow
online tutorial. Lots of helpful examples.
No programming experience needed!

Good starter, Carlos' FORMS Tutorial
The first one I used.