jOOQ is the best way to write SQL in Java
A generator of DTO, Model, and DAO classes to access relational DB
Converts cobol copybooks to Xml/Java objects
Powerful generator for Java applications (JPA, Java EE...)
It is an LL(1) recursive descent parser generator in VB.NET
A Thrift parser/generator
Compose Software Without Writing Any Programing Code
Mark Stephen Sobkow's Code Factory
Open Utilities and/or Examples for GeneXus
Auto code generation for many languages.
Optimized version of MVP, using annotation generics to simplify code
Problemless Grammar and Parser in Java
Database explorer to MySQL, Oracle, Sybase & others. Source maker JSF.