Open Document Format Turns 20

The Open Document Format reached its 20th anniversary on May 1, marking two decades since OASIS approved the XML-based standard originally developed by Sun Microsystems from StarOffice code. Even as the format has seen adoption by several governments including the UK, India, and Brazil, plus organizations like NATO, Microsoft Office's proprietary formats remain the de facto standard.
Microsoft countered ODF by developing Office Open XML, eventually getting it standardized through Ecma Internatio