Trygve Reenskaug wrote:

> I'm implementing the OMG Meta Object Facility (MOF) in Squeak. It would 
> save a lot of work if I could read the XML or XSD definitions and later 
> write them out again.

Did you take a look at Yaxo? It's on SqueakMap:
http://map1.squeakfoundation.org/sm/package/c6e0d836-d1e6-41ac-b1c2-0505bdd46663

Michael