Microsoft makes its Open Specifications technical documents available primarily through two document programs:
See the MIP and WSPP webpages for more information, including a list of the technical documents that are included in these programs.
Although the Open Specifications technical documents are freely available, many of them include patented inventions. Some of these patents are available at no charge under the Open Specifications Promise or the Microsoft Community Promise. The remaining patents are available through various licensing programs. For more information, please visit the Open Specifications Dev Center website or send an email message to the IP Licensing Team.