SAA’s "Manifesto" blog
MetadataManifesto.blogspot.com
International Press Telecommunications Council (IPTC)
www.iptc.org
“IPTC Core” Schema Users Guide [ PDF ]
Origin of the IPTC “File Info” www.ControlledVocabulary.com/imagedatabases/iptc_naa.html
Dublin Core Schema
www.dublincore.org
Publishing Requirements for Industry Standard Metadata (PRISM)
www.prismstandard.org
Picture Licensing Universal System (PLUS)
www.useplus.org
Universal Photographic Digital Imaging Guidelines (UPDIG)
www.updig.org
Preserving Metadata in JPEGs when Using GD Server Side Image Processor
www.imagemetadata.com
