...
- the eduPerson schema
- the SCHema for ACademia effort (SCHAC) – Europe
- ISO 21091:2011 Health Care LDAP schema
Commercial
Government
- Finland's Suomi.fi
- British Columbia, Canada attributes about people and their relationships with others in a government context and an initial set of attributes or claims
- Austria's eGov-cooperation /local/state/federal): Specification of "eGov token" (pdf, German)
Query Language
With no standard, normative query language, there is no way to ask a broad set of identity providers anything about the entities they are authoritative for. When a service provider needs to ask dozens of identity providers across the globe "Is this person of legal age to use my service?" the attribute space has no answer.
...