OpenICF
· The Open Identity Connectors Framework and Toolkit (OpenICF) is built to help drive development of Connectors.
Connectors provide a consistent generic layer between applications and target resources.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window openicf-1.6.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.