We can briefly define HDIV as a Java Web Application Security Framework. HDIV extends web application's behaviour by adding Security functionalities, maintaining the API and the framework specification.

Official Site: http://hdiv.org

Documentation: https://github.com/hdiv/hdiv/wiki

Clone this repo and build jar files (you'll need Git and Maven installed):

git clone git://github.com/hdiv/hdiv.git
cd hdiv
mvn install

The jars will be created in a folder named "target" and installed in local Maven repository.

The HDIV Framework is released under version 2.0 of the Apache License.