Software Factories, the JetBrains way
JetBrains' Sergey Dimitriev writes about "Language Oriented Programming: The Next Programming Paradigm".
They seem to have an interesting prototype working on the code-generation side. Also, the idea of combining the code generation target-language refactoring engine with the metadata editing tool is cool (for example, I can change the name of a property in the metadata and it will be changed in the code).