ProxyDesigner is a free PC-based, graphical UML software design tool with an easy to learn and use user interface, support for full hard-copy print-outs of designs, and extensive built-in formatting, alignment, and layout functions. ProxyDesigner allows software developers to graphically create complex software designs, patterns, and architectures, and share those designs with other developers on-line. Completed or in-process designs may be published to the ProxySource community on the web, enabling users to share and discuss their designs on-line. Users may also browse an index of published designs and download those designs which may be of interest. Users need to register with the author at http://www.proxysource.com. Registration is free and only takes a few moments.