WhiteHouse.gov is the official web site for the White House and President Barack Obama, the 44th President of the United States. This site is a source for information about the President, White House news and policies, White House history, and the federal government.USA.gov: Home page of the U.S. Government's Official Web Portal for all government transactions, services, and information. It provides direct online access to federal, state, local, and tribal governments.Zimbra provides open source email and calendar groupware software, Zimbra is a popular choice for Linux and Mac OS X email servers and supports SaaS deployment, appliances and virtualization platforms.The Group of Eight (Go8) is a coalition of leading Australian universities, intensive in research and comprehensive in general and professional education.