Java library to remove Object/Relation Impedance
https://github.com/ptejada/uFlex
Java implementation for OpenGeoDB (http://opengeodb.org)
Smart Micro PHP Framework inspired by Sinatra in Ruby but not a clone
PHP/Java Making RTF and HTML (with CSS and Script Code) Files
Object relational mapper
Java persistence without the need for XML binding
Store files into Database.
Effective Unit Testing for Java EE