United States  Change  |  All Microsoft Sites

Frequently Asked Questions

The Open Specification Promise (OSP) is a simple and clear way to assure that the broadest audience of developers and customers working with commercial or open source software can implement specifications through a simplified method of sharing of technical assets, while recognizing the legitimacy of intellectual property.

We listened to feedback from community representatives who made positive comments regarding the acceptability of this approach.

OSP General

Security

Open XML File Formats