Here as a late Christmas present a tool to reverse engineer ZClasses into a ObjectDomain model: you need Zope 2.2.2 or 2.2.2 and ObjectDomain R3. check it out at http://magnix.bluedynamics.com:8080/BlueDynamics/products/ZClassReverse/inst... one question, that I ve asked several times: ??does anybody know what happened to the ObjectDomain people (no release for months)?? greetings phil