Ontologies supported/developed by the HADatAc.org community:
- HASCO - Human Aware Science Ontology
- HASNETO - Human Aware Sensor Network Ontology
- HHEAR-Ontology - Human Health Exposure Analysis Resource's Ontology
- NHANES-Ontology - National Health and Nutrition Examination Survey's Ontology
- VSTO-I - Virtual Solar-Terrestrial Observatory/Instruments