sourceforge.net/projects/dcmetatoolkit/

The Dublin Core Meta Toolkit transforms data collected via different methods into Dublin Core compatible meta data. The Toolkit is ideal for converting formats from Microsoft Access, MySQL and comma delimited value (CSV).

www.dublincoregenerator.com/index.html

dublincoregenerator.com is a free and easy to use set of online tools for generating XML or HTML Dublin Core metadata code.

This site has a simple and advanced generator.