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The Office Interoperability team is proud to announce the public Beta release of the Microsoft Office Binary File Format Validator (BFFValidator) tool. Available on the Microsoft Download Center , BFFValidator is a tool that will validate whether a .doc, .ppt, or .xls binary file format (bff) file is conformant with the Microsoft Office File Format Open Specifications .

Congratulations to the Office Interoperability team on a great accomplishment.