WordPress.org

version 1.3 (May 21, 2012)

• add 'opengraph_prefixes' filter for defining additional prefixes
• add new basic properties, and remove some old ones. This is a breaking change for anyone that was using the old properties, but they can always be added using the 'opengraph_metadata' filter. (see f476552 for details)
• updates to many default values, particularly for individual posts and pages (thanks pfefferle)
• add basic support for array values (see d987eb7)

version 1.2 (Feb 21, 2012)

• switch to newer RDFa prefix syntax rather than XML namespaces (props pfefferle)

version 1.1 (Nov 7, 2011)

• fix function undefined error when theme doesn't support post thumbnails

version 1.0 (Apr 24, 2010)

• initial public release