Microsoft Office Proprietary Formats released

Microsoft has finally publically released the specifications for the Word, Excel and Powerpoint and Office Drawing formats (97-2007)


Previously you had to write to Microsoft to obtain them.


http://www.microsoft.com/interop/docs/officebinaryformats.mspx


Microsoft Word


Word 97-2007 Binary File Format (.doc) Specification PDF | XPS


Microsoft PowerPoint


PowerPoint 97-2007 Binary File Format (.ppt) Specification PDF | XPS


Microsoft Excel


Excel 97-2007 Binary File Format (.xls) Specification PDF | XPS


Excel 2007 Binary File Format (.xlsb) Specification PDF | XPS


Office Drawing


Office Drawing 97-2007 Binary Format Specification PDF | XPS