XMPMeta is an open source C++ library for parsing and writing XMP and XDM metadata. It contains two libraries as follows.

A library for parsing and writing XMP metadata. A library for parsing and writing XDM metadata.

Please see xmp and xdm for more information about XMP and XDM.

For questions and comments on how to use XMPMeta, features announcements, or design discussions, check out our public Google Group at https://groups.google.com/forum/#!forum/xmpmeta.

Please note this is not an official Google product.