1. Custom set of messages for Hibernate Validator annotations seamframework.org
Hans, Thanks for the tip I missed to include the resource bundle in the resource loader. It's interesting that Seam is trying to resolve the key from registered resource bundles; you are not limited to ValidatorMessages.properties as I was mislead by Hibernate validator documentation. And of course watch out for encoding of yours properties files, it has to be ISO 8859-1 ...
2. Hibernate @Valid Annotation seamframework.org
3. Annotating Entities for Seam forum.hibernate.org