The following are libraries of human-selected ontologies. COLORE is an open repository of first-order ontologies in Common Logic with formal links between ontologies in the repository. DAML Ontology Library maintains a legacy of ontologies in DAML. Ontology Design Patterns portal is a wiki repository of reusable components and practices for ontology design, and also maintains a list of exemplary ontologies. Protégé Ontology Library contains a set of OWL, Frame-based and other format ontologies. SchemaWeb is a directory of RDF schemata expressed in RDFS, OWL and DAML+OIL.
The following are libraries of human-selected ontologies. COLORE is an open repository of first-order ontologies in Common Logic with formal links between ontologies in the repository. DAML Ontology Library maintains a legacy of ontologies in DAML Ontology Design Patterns portal is a wiki repository of reusable components and practices for ontology design, and also maintains a list of exemplary ontologies. Protégé Ontology Library contains a set of OWL, Fra.me-based and other format ontologies. SchemaWeb is a directory of RDF schemata expressed in RDFS, OWL and DAML+OIL.