In August 1999, Star Division was acquired by Sun Microsystems for US$59.5 million, as it was supposedly cheaper than licensing Microsoft Office for 42,000 staff. originated as StarOffice, a proprietary office suite developed by German company Star Division from 1985 on. Apache renamed the software Apache OpenOffice.

In 2011, Oracle Corporation, the then-owner of Sun, announced that it would no longer offer a commercial version of the suite and donated the project to the Apache Foundation. It was distributed under the GNU Lesser General Public License version 3 (LGPL) early versions were also available under the Sun Industry Standards Source License (SISSL). was primarily developed for Linux, Microsoft Windows and Solaris, and later for OS X, with ports to other operating systems.

It could also read a wide variety of other file formats, with particular attention to those from Microsoft Office. Its default file format was the OpenDocument Format (ODF), an ISO/ IEC standard, which originated with. 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). Sun open-sourced the OpenOffice suite in July 2000 as a competitor to Microsoft Office, releasing version 1.0 on. OpenOffice was an open-sourced version of the earlier StarOffice, which Sun Microsystems acquired in 1999 for internal use. Active successor projects include LibreOffice (the most actively developed ), Apache OpenOffice, Collabora Online (enterprise ready LibreOffice) and NeoOffice (commercial, and available only for macOS). ( OOo), commonly known as OpenOffice, is a discontinued open-source office suite. exe without JRE) ĭual-licensed under the SISSL and GNU LGPL ( 2 Beta 2 and earlier) Linux, OS X, Microsoft Windows, Solaris ġ43.4 MB (3.3.0 en-US Windows.

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