- Call for Anything vocabulary
A vocabulary to describe calls, such as call for tenders, call for proposals, call for papers, etc.
- The European Legislation Identifier
Transposition of the ELI metadata fields into an OWL ontology
- Linked Data Rights (LDR)
The Linked Data Rights ontology provides the vocabulary for creating rights expressions for Linked Data resources.
- LOTED ontology
A vocabulary for European Calls for Tenders (in english, german, and french)
- Payments ontology
Vocabulary for representing payments, such as government expenditures, using the data cube representation.
- Public Contracts Ontology
Public Contracts Ontology offers a means of expression for describing public contracts in the public sector
- PPROC ontology
The PPROC ontology defines the necessary concepts to describe public procurement process and the contracts of public sector (public e-procurement). The ontology has been designed with the main purpose of publishing data about public contracts.