ftp.nice.ch/peanuts/GeneralData/Documents/openstep/OpenStepClasses.tar.gz#/OpenStepClasses

ApplicationKitClasses.diagram2/
 
DisplayPostscriptClasses.diagram2/
 
FoundationKitClasses.diagram2/
 

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.