This system is obsolete and is no longer supported. It could be used to simulate trading within a LETSystem and can keep track of cash and local money within a trading game illustrating LETS to new participants.
The Perl software was based on a now deprecated approach to web application CGI programming. However, for those still interested enough in LETS simulations to want to study the Perl source code this is made available as a download. (Unix .tgz compressed .tar format)
This software can be distributed under the terms of the GNU Public Licence version 2 or greater. Please only contact the author concerning this software if you discover a significant use for it.