Open Context

About

"[A] free, open access resource for the electronic publication of primary field research from archaeology and related disciplines. Open Context provides an integrated framework for users to search, explore, analyze, compare and tag items from diverse field projects and collections."

Openness: (Mainly) Open

(Various Creative Commons Licenses, mainly Creative Commons Attribution. Some datasets have the non-open Creative Commons Non-Commercial License)

While data can be expressed in XML formats and downloaded in bulk, Open Context used to lack clear documentation on how to retrieve bulk datasets in an automatable manner. Fortunately, such documentation is now available at: http://opencontext.org/about/services

(Recent edits made by Eric Kansa, developer of Open Context)