Verified70% confidenceFactTime unknown
The Office Open XML (OOXML) specification was submitted by Microsoft in 2006 and officially standardized by ISO/IEC in 2008 (ISO/IEC 29500).
4
Sources
70%
Confidence
Long-term
Relevance
6/1/2026
First Seen
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Related Claims
UnverifiedOOXML was designed under Microsoft's leadership, became the ECMA-376 international standard in 2006, and was accepted by ISO as ISO/IEC 29500 in 2008.84% similarUnverifiedOpenXML 标准由微软主导、ECMA 国际于 2006 年正式发布，并于 2008 年成为 ISO 国际标准（ISO/IEC 29500）81% similarVerifiedBy 2006, ISO had adopted ODF (OpenDocument Format) as an international standard for office documents.67% similarUnverifiedpptx is Microsoft PowerPoint's universal open format, which has been part of the Office Open XML standard since 2007 and is recognized by ISO as an international standard file format.67% similarUnverifiedXLSX is a file format based on the Office Open XML standard, led by Microsoft and internationalized through ISO/IEC standardization; it is essentially a ZIP archive containing multiple XML files.66% similar
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