<Tr> <Td_colspan="2"> A version of the macOS operating system </Td> </Tr> <Tr> <Td_colspan="2"> macOS Sierra desktop </Td> </Tr> <Tr> <Th> Developer </Th> <Td> Apple Inc . </Td> </Tr> <Tr> <Th> OS family </Th> <Td> <Ul> <Li> Macintosh </Li> <Li> Unix </Li> </Ul> </Td> </Tr>

When does os x el capitan come out