Reverse-engineering tool
Mark Stephen Sobkow's Code Factory
lunaOrm - Datalayer Code Generator for Vb.Net and C#
Open Utilities and/or Examples for GeneXus
High level API to generate and transform Java byte code
Freezer: Easy generation of the persistence layer of your application
C++ CASE tool, full life cycle code generator
VCS Information Generator tool
Easily turn UML models into code
Optimized version of MVP, using annotation generics to simplify code
It's tool to build Windows and GNU/Linux scripts
Auto code generation for many languages.
"black technology" will improve development productivity by 1.5 to 5