Supporting Technologies Archive


The following table describes and provides links to archived copies of documents that were previously published under the Open Specifications Library. These documents are here for your convenience only. It is recommended that you not rely on these documents. To the extent that you incur additional development obligations or any other costs as a result of relying on these archived documents, you do so at your own risk.

Windows Compound Binary File Format SpecificationSpecifies the Windows Compound Binary File Format, which is used as the underpinnings of structured storage support for OLE 2.0. A compound file includes a number of virtual streams, each of which behaves as a linear stream even though it may be fragmented on the disk.
Windows Metafile Format (.wmf) SpecificationSpecifies the Windows Metafile Format (WMF). A Windows metafile—also called a vector image—consists of a collection of records that can store an image. The stored image can be rendered by parsing and processing the metafile structure.
Ink Serialized Format (ISF) SpecificationSpecifies the Windows Ink Services Platform’s (WISP) Ink Serialized Format (ISF). This format is used to store ink. Ink includes a sequence of strokes, where each stroke is comprised of a sequence of points and may also include pressure, angle, and custom data.