Library that attempts to take the pain out of generating SQL queries within Java programs. LGPL

SqlBuilder (OpenHMS) 2.0.3 wraps the SQL syntax within very lightweight and easy to use Java objects that follow the "builder" paradigm (similar to StringBuilder). This changes many common SQL syntactical, runtime errors into Java compile-time errors.

Framework to develop JavaEE/J2EE applications rapidly and easily. LGPL

OpenXava 3.0.2 allows you to define applications only with POJOs, JPA, and Java 5 annotations. It is feature rich and flexible. It generates JSR-168 portlet applications (Liferay, WebSphere Portal, Jetspeed, etc.).