The Counter Ontology specification provides basic concepts and properties for describing a general counter concept and some important sub counters @en
docso- Document Service Ontology
http://purl.org/ontology/dso
A micro-ontology that defines a set of typical document-related services such as provided by libraries, museums and archives. @en
service- The Service Ontology
http://purl.org/ontology/service
A micro-ontology that defines the general concept of a service. @en
is- Info Service Ontology
http://purl.org/ontology/is/core#
The Information Service Ontology specification provides basic concepts and properties for describing different information services, e.g. Wikipedia, MusicBrainz, Freebase @en
ssso- Simple Service Status Ontology
http://purl.org/ontology/ssso
An event-based RDF ontology for typical status in fulfillment of a service @en
voidext- Extended Vocabulary of Interlinked Datasets (VoIDext)
http://purl.org/query/voidext
The Extension of the Vocabulary of Interlinked Datasets (VoID) RDF Schema that includes the concept of virtual links. This extension enhances interoperability among heterogeneous and distributed RDF data sets by bridging them through explicitly defined virtual links. @en
reco- RECommendations Ontology
http://purl.org/reco#
The RECO ontology defines the vocabulary for representing preferences-as-constraints and preferences-as-ratings as RDF graphs. This lightweight vocabulary provides domain-independent means to describe user profiles in a coherent and context-aware way. RECO has been designed as an extension of both Friend-Of-A-Friend (FOAF) and Who Am I! (WAI) ontologies. @en
wo- Weighting Ontology
http://purl.org/ontology/wo/core#
The Weighting Ontology specification provides a vocabulary for describing weightings and their referenced scales, on/ for the Semantic Web. @en
posocm- Positioning System Ontology Common Technologies, Algorithms and Systems
http://purl.org/poso/common/
This ontology provides the terminologies used for positioning systems. @en
vann- VANN: A vocabulary for annotating vocabulary descriptions
http://purl.org/vocab/vann/
A vocabulary for annotating descriptions of vocabularies with examples and usage notes. @en
voaf- Vocabulary of a Friend
http://purl.org/vocommons/voaf
A vocabulary to describe linked data vocabularies and their relations @en
ro- The Research Object Ontology
http://purl.org/wf4ever/ro
This ontology shows how AO and ORE ontologies can be used together to define a ResearchObject. This ontology is further customized by the wf4ever ontology. @en
sou- QUDT VOCAB Systems of Units Release 2.1.34
http://qudt.org/2.1/vocab/sou
QUDT VOCAB Systems of Units Release 2.1.34 @en
qudt- Quantities, Units, Dimensions and Types
http://qudt.org/schema/qudt
The QUDT, or 'Quantity, Unit, Dimension and Type' collection of ontologies define the base classes properties, and restrictions used for modeling physical quantities, units of measure, and their dimensions in various measurement systems. @en
disco- DDI-RDF Discovery Vocabulary
http://rdf-vocabulary.ddialliance.org/discovery
A metadata vocabulary for documenting research and survey data @en