Availability of Office File Format Documentation

Developers working with Microsoft Office files can now freely download he specifications for both the Office 2007 Open Office XML (OOXML) Formats and the older Office 97-2003 Binary File Formats (BIFF), for Word/Excel/PowerPoint.  Microsoft has agreed to cover both sets of formats under the Open Specification Promise (OSP) program. 

For information about the OSP program, visit this web site:
Microsoft Open Specification Promise

For download of the Office 2007 OOXML Specifications, visit:
Ecma-376: Office Open XML File Formats
Open XML Developer Site

For download of the Office 97-2003 BIFF Specifications, visit:
Microsoft Office Binary (doc, xls, ppt) File Formats

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