<Tr> <Th> Website </Th> <Td> www.openoffice.org See Archived 28 April 2011 at the Wayback Machine . </Td> </Tr> <P> OpenOffice.org (OOo), commonly known as OpenOffice, is a discontinued open - source office suite . It was an open - sourced version of the earlier StarOffice, which Sun Microsystems acquired in 1999 for internal use . </P> <P> OpenOffice included a word processor (Writer), a spreadsheet (Calc), a presentation application (Impress), a drawing application (Draw), a formula editor (Math), and a database management application (Base). Its default file format was the OpenDocument Format (ODF), an ISO / IEC standard, which originated with OpenOffice.org . It could also read a wide variety of other file formats, with particular attention to those from Microsoft Office . </P> <P> Sun open - sourced the OpenOffice in July 2000 as a competitor to Microsoft Office, releasing version 1.0 on 1 May 2002 . </P>

What are the basic features of ooo base