# Nepomuk

Nepomuk is the swiss army knife of the semantic desktop. It defines data structures for almost any kind of data you might want to store in a workstation machine.

Subpages:

Nepomuk Information Element (NIE) – Top classes in the ontology. Almost everything else is subclass of these.

Nepomuk Annotation Ontology (NAO) – Tags, ratings and other common annotations to all classes

Nepomuk File Ontology (NFO) – About files and other desktop resources.

Nepomuk Contacts Ontology (NCO) – All about contacts. Rough equivalent of the VCARD standard.

Nepomuk MultiMedia (NMM) – Description of multimedia objects like Music, Video and Images

Maemo Feeds Ontology (MFO) – Model for feeds and alike online streams

Simplified Maemo Location Ontology (SLO) – Ontology for locations and landmarks

Tracker-specific annotations Ontology – Internal tracker properties

libosinfo-specific annotations Ontology – libosinfo properties

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