The Open Archives Initiative Protocol for Metadata Harvesting, commonly referred to as OAI-PMH or OAI protocol, is a protocol defined by the Open Archive Initiative. It provides a method for data providers to make records for their items (as a means of exposing metadata) available for harvesting by service providers that operate through a harvester.

Explore further the Linked Heritage learning object: MINT Services.

See also: Harvesting, MINT