Details from http://www.mewsoft.com :
Full Email Spider Multi-Threaded GUI Windows Application and Email Extractor From Files Binary Or Text With Software License Registration System.
This program was a commerical application and was sold for $99 until mewsoft (www.mewsoft.com) decided to release it as a GPL.
You will learn lots of professional things from this application specially using Win32::GUI for using Perl in Windows GUI applications and also it includes a system for how to register the software through a very protected system on each computer and also the program includs a tool for extracting emails from binary and text files.
Spider emails from any web sites or user search engines like Yahoo and Dmoz to spider targeted sites. This is a full Perl Win32::GUI application that you can turn to .exe using Perl2exe or PerlApp or any other similar tool.
To run this program, download and install Active Perl from www.activestate.com and install the required perl
and may be other modules required.
Type at the DOS prompt: