Chapter 1. Prerequisites

You can refer the following links to understand more about this developer reference guide:

http://docs.jboss.com/gatein/portal/3.1.0-FINAL/reference-guide/en-US/html/index.html

http://wiki.opensocial.org/index.php?title=Main_Page

http://docs.jboss.org/exojcr/1.12.4-GA/developer/en-US/html/part-ws.html

http://www.igniterealtime.org/builds/openfire/docs/latest/documentation/javadoc/index.html

http://en.wikipedia.org/wiki/VCard

http://en.wikipedia.org/wiki/ICalendar http://www.ietf.org/rfc/rfc2445.txt