This page is obsolete. It is being retained for archival purposes. It may document extensions or features that are obsolete and/or no longer supported. Do not rely on the information here being up-to-date.
OAI-PMH (Open Archives Initiative Protocol for Metadata Harvesting) is a means of exchanging data. It can be used on wikis to provide a feed of updates. Extension:OAIRepository can facilitate creating a repository for this purpose.