News

06.12.2010: OPO is listed in the W3C Report A Standards-based, Open and Privacy-aware Social Web as an appropriate extension of an user profile (described via FOAF) for online presence data.

01.07.2010: With version 5.2 OPO ontology is now in OWL 2 DL profile.

25.03.2010: Regarding to the change been made in SIOC ontology, sioc:User has been changed to sioc:UserAccount in OPO too.

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Acknowledgements

Good Old AI
DERI, NUIG
Science Foundation Ireland This work is supported in part by Science Foundation Ireland under grant number SFI/08/CE/I1380 (Lion2)