Ontology visits

(October 2026)

# name visits
1 ACTRIS Vocabulary (ACTRIS_VOCAB) 4,882
2 Environmental Thesaurus (ENVTHES) 2,718
3 SWEET Ontology (SWEET) 2,558
4 General Multilingual Environmental Thesaurus (GEMET) 2,213
5 Climate and Forecast (CF) features (CFF) 2,099
6 Thesaurus Theia (THEIA_THES) 1,642
7 Observatories of the Seas Ontology (OSO) 1,549
8 Observed Properties (BRGM_OBSPROP) 1,353
9 SeaVoX Device Catalogue (NVS_L22) 1,186
10 Units of measure (BRGM_UOM) 1,037
11 NFDI4Earth Ontology (N4E) 1,017
12 Ontology for Meteorological sensors (AWS) 886
13 EaSy Data Unified Thesaurus (EASY_DATA_VOCAB) 674
14 SeaDataNet device categories (NVS_L05) 641
15 Global Change Master Directory Keywords (GCMD) 603
16 SeaDataNet Parameter Discovery Vocabulary (NVS_P02) 582
17 FormaTerre Thesaurus (FORMATER_VOCAB) 576
18 SAREF extension for water (S4WATR) 479
19 Location Ontology (ArCo network) (A-LOC) 443
20 Lithology (BRGM_LTH) 276
21 ODATIS aggregation parameters and Essential Variable names (NVS_OD1) 274
22 Integrated Carbon Observation System (ICOS) 262
23 Earth Science Sensors - TerraVocabulary (TERRA_VOCABS_ESS) 242
24 eLTER Controlled Lists (ELTER_CL) 238
25 Earth science variables - TerraVocabulary (TERRA_VOCABS_ESV) 195
26 Semantic Sensor Network Ontology (SSN) 189
27 SAREF extension for Smart City (S4CITY) 145
28 GeoNames Ontology (GEONAMES) 142
29 Climate and Forecast Standard Names (NVS_P07) 130
30 Services Nationaux d'Observation (SXT_SNO) 122
31 Centre de données ODATIS (SXT_CDO) 109
32 ACTRIS Controlled List (ACTRIS_CL) 109
33 Argo Ontology (ARG) 107
34 Earth science platforms - TerraVocabulary (TERRA_VOCABS_ESP) 105
35 ICES Platform Codes (NVS_C17) 91
36 Chronostratigraphical / geochronological boundaries (GEOLTSBOUND) 89
37 Cadastre and Land Administration Thesaurus (CALATHE) 86
38 Thésaurus ODATIS (ODATIS) 85
39 Earth Feature Type - TerraVocabulary (TERRA_VOCABS_EFT) 83
40 Sensor, Observation, Sample, and Actuator Ontology (SOSA) 81
41 Positioning System Ontology (POSO) 69
42 SeaDataNet Device Thesaurus (SDNDEV) 68
43 Ontology of coordinates reference systems (IGNF) 68
44 Ontology of administrative units at IGN-France (GEOFLA) 68
45 GeoSPARQL (GEOSPARQL) 65
46 AERIS Thesaurus (AERIS_THES) 59
47 OGC GeoSPARQL (GSP) 55
48 Territorial Statistical Nomenclature Ontology (TSN) 52
49 Chronostratigraphy (GEOLTS) 52
50 Governance for vocabularies used within the data centre (NVS_P06) 50
51 SIH - Types de jeu de données (SIH_TJDD) 49
52 Geologic Units types (GEOLUNITTYPE) 49
53 Sewer Network Ontology (SEWERNET) 47
54 SeaDataNet Platform categories (NVS Platform Categories_L06) (NVS_L06) 45
55 The Semantic Time Series Ontology (SEMTS) 36
56 Infrastructures de recherche (SXT_IR) 33
57 Argo Reference Tables (NVS_R) 33
58 French Statistical ontology for geolocation (IGEO) 31
59 Chronostratigraphic divisions (DIVCHRONOSTRAT) 29
60 SeaVoX salt and fresh water body gazetteer (NVS_C19) 27
61 Territorial Statistical Nomenclature Change Ontology (TSNC) 24
62 Area of benefit (SXT_AOB) 22
63 WGS84 Geo Positioning (GEO) 21
64 Semantic Types Ontology (STY) 15
65 OSU-Reunion (OSU-R) 13
66 Geochronological divisions (DIVGEOCHRONO) 13
67 Simplified Features Geometry (SF) 7
68 cartCoordOnt (CART) 7
69 Test semantic (TEST) 3
70 Hello Go (HG) 3
71 Semantic Web (SW) 1
72 HI Go (HIG) 1
73 GO TO DO (GTD) 1