XML 2 DTD and XML 2 XSD converters

If you are playing with REST web services (such as http://www.delicious.com/help/api) using a tool that requires DTD or XSDs (such as JitterBit) then you might find these XML to DTD and XML to XSD converters useful:

Note to run XML Schema Learner you'll need to

# yum install php-cli php-xml