<Table> HTML (Hypertext Markup Language) <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Filename extension </Th> <Td> <Ul> <Li>. html </Li> <Li>. htm </Li> </Ul> </Td> </Tr> <Tr> <Th> Internet media type </Th> <Td> text / html </Td> </Tr> <Tr> <Th> Type code </Th> <Td> TEXT </Td> </Tr> <Tr> <Th> Developed by </Th> <Td> W3C & WHATWG </Td> </Tr> <Tr> <Th> Initial release </Th> <Td> 1993; 25 years ago (1993) </Td> </Tr> <Tr> <Th> Latest release </Th> <Td> 5.1 2nd Edition / 5.2 (working draft) (1 November 2016; 15 months ago (2016 - 11 - 01)) </Td> </Tr> <Tr> <Th> Type of format </Th> <Td> Document file format </Td> </Tr> <Tr> <Th> Extended from </Th> <Td> SGML </Td> </Tr> <Tr> <Th> Extended to </Th> <Td> XHTML </Td> </Tr> <Tr> <Th> Standards </Th> <Td> <Ul> <Li> ISO / IEC 15445 </Li> <Li> W3C HTML latest recommendation </Li> <Li> HTML Living Standard </Li> <Li> W3C HTML 5.1 </Li> </Ul> </Td> </Tr> <Tr> <Th> Open format? </Th> <Td> Yes </Td> </Tr> <Tr> <Th> Website </Th> <Td> <Ul> <Li> www.w3.org/html/ </Li> <Li> whatwg.org </Li> </Ul> </Td> </Tr> </Table> <Tr> <Th> Filename extension </Th> <Td> <Ul> <Li>. html </Li> <Li>. htm </Li> </Ul> </Td> </Tr>

What is the most current version of html