Microsoft Typography | Developer information | Specifications | OpenType specification


OpenType specification

The OpenType TM specification has been formatted in HTML, but may link to .PDF or document in Microsoft Word format. This is the most recent version of the specification.

An updated version, OpenType 1.6, has now been posted.

OpenType specification version 1.5

Appendices


Updates to this specification are noted in the change log and have been submitted for inclusion in ISO/IEC 14496-22, the "Open Font Format". These changes are reflected in the Committee Draft of the second edition of the ISO/IEC 14496-22.

Other versions of the OpenType specification are posted here.



this page was last updated 4 June 2008
© 2008 Microsoft Corporation. All rights reserved. Terms of use.
comments to the MST group: how to contact us.

 

Microsoft Typography | Developer information | Specifications | OpenType specification