Stonehenge is a java tool for code generation. It simplifies the process of mapping DB tables into programming code. It generates Java code, C# code, VB.NET code and potentially code for any language.
NHag - NHibernate Automated Generator - is an advanced Codegenerator. Based on the hbm.xmls it can produce class code (in VB.NET and C#), Cell- and MVP-based abstraction layers and test scenarios (Test-DB and Unit Tests) for the generated classes. It's