<Tr> <Th> Current status </Th> <Td> Active </Td> </Tr> <Tr> <Th> Written in </Th> <Td> C++, PHP (as HHVM) and D language </Td> </Tr> <P> Facebook is an American for - profit corporation and an online social media and social networking service based in Menlo Park, California . The Facebook website was launched on February 4, 2004, by Mark Zuckerberg, along with fellow Harvard College students and roommates, Eduardo Saverin, Andrew McCollum, Dustin Moskovitz, and Chris Hughes . </P> <P> The founders had initially limited the website's membership to Harvard students; however, later they expanded it to higher education institutions in the Boston area, the Ivy League schools, and Stanford University . Facebook gradually added support for students at various other universities, and eventually to high school students as well . Since 2006, anyone who claims to be at least 13 years old has been allowed to become a registered user of Facebook, though variations exist in the minimum age requirement, depending on applicable local laws . The Facebook name comes from the face book directories often given to United States university students . </P>

When did facebook come out to the public