Ontology visits

(June 2026)

# name visits
1 Gene Ontology (GO) 18,162
2 FoodOn (FOODON) 7,951
3 Experimental Factor Ontology (EFO) 7,670
4 A lexicon of water related textual and geophysicla data - Un lexique de données textuelles et géophysiques sur l'eau (LEXEAU) 7,313
5 Cell Ontology (CL) 7,108
6 Global Agricultural Concept Scheme (GACS) 6,615
7 AGROVOC (AGROVOC) 6,559
8 Ontology of Biological Attributes (OBA) 5,784
9 OntoAgroHidro (ONTOAGROHIDRO) 5,279
10 Plant Diversity Ontology (PDO_CAS) 4,635
11 Livestock Farming Theft Detection Ontology (LFTDO) 4,520
12 Un noyau conceptuel pour élaborer des lexiques techniques stratifiés des ressources naturelles (LEXIQUE) 3,355
13 Bohlmann Ontology (BOHLMANN) 3,230
14 Soil Health Knowledge Graph (SHKG) 3,178
15 INRAE Thesaurus (INRAETHES) 2,749
16 Phenotype And Trait Ontology (PATO) 2,642
17 Agriculture and Forestry Ontology (AFO) 2,529
18 Soil organic carbon storage and agricultural practices modeling (CSOPRA) 2,181
19 Ploutos Common Semantic Model (PCSM) 2,109
20 Environment Ontology (ENVO) 2,013
21 National Center for Biotechnology Information (NCBI) Organismal Classification (NCBITAXON) 1,918
22 National Agricultural Library Thesaurus (NALT) 1,875
23 Ontology of bioscientific data analysis and data management (EDAM) 1,782
24 Thesaurus of Plant Characteristics (TOP) 1,769
25 SmartProducts Network of Ontologies Food Nutrition Data (SPO-FND) 1,664
26 Crop Vocabulary (CVO) 1,561
27 Finnish Names of Plants Ontology (KASSU) 1,522
28 Thesaurus Agrícola Nacional (THESAGRO) 1,454
29 Crop Planning and Production Process Ontology (C3PO) 1,352
30 Plant Experimental Assay Ontology (PEAO) 1,313
31 Agronomy Ontology (AGRO) 1,310
32 ASFA Thesaurus (ASFA) 1,308
33 DEMETER Agriculture Information Model (DEMETER-AIM) 1,142
34 French Crop Usage thesaurus (Classification des plantes cultivées en France en fonction des usages) (CROPUSAGE) 1,139
35 SARREF Extension for ECHONET (SAREF4ECHONET) 1,094
36 Soil Food Web Ontology (SFWO) 1,059
37 FOODIE Core Ontology (FOODIE) 1,042
38 AnaEE Thesaurus (ANAEETHES) 930
39 Common Greenhouse Ontology (CGO) 902
40 Environmental Biorefinery Ontology (EBO) 867
41 Food Product Ontology (FPO) 821
42 Environmental Conditions, Treatments and Exposures Ontology (ECTO) 804
43 GEneral Multilingual Environmental Thesaurus (GEMET) 793
44 Wine Ontology (WINE) 717
45 Food Wastage Ontology (FWO) 705
46 WhatToMake Individuals Ontology (WTM-IO) 638
47 Agri-Food Experiment Ontology (AFEO) 627
48 Catalogue des produits phytopharmaceutiques et de leurs usages, des matières fertilisantes et des supports de culture autorisés en France (E-PHY) 622
49 Plant Ontology (PO) 608
50 Agriculture Activity Ontology (AAO) 595
51 Biodiversity Thesaurus (BIODIVTHES) 580
52 Milk Microfiltration Ontology (MICROFILTRATION) 577
53 BBCH-based Plant Phenological Description Ontology (PPDO) 571
54 Livestock Health Ontology (LHO) 568
55 Coconut Ontology (CO_326) 549
56 Animal Natural History and Life History Ontology (ADW) 549
57 Ontology for Meteorological Sensors (AWS) 539
58 Plant Trait Ontology (TO) 532
59 Socio-Economic Ontology (SEONT) 526
60 PO2/TransformON (TRANSFORMON) 525
61 Sequence Types and Features Ontology (SO) 519
62 InfraRisk Ontology (INFRARISK) 500
63 CoffeeWKG (COFFEEWKG) 500
64 Biological Collections Ontology (BCO) 479
65 Plant Experimental Conditions Ontology (PECO) 478
66 AGRORDF (AGRORDF) 461
67 Semanticscience Integrated Ontology (SIO) 460
68 Linked Land Governance Thesaurus (LANDVOC) 456
69 Isotopes for Food Science Ontology (ISO-FOOD) 444
70 Wheat Trait and Phenotype Ontology (WHEATPHENOTYPE) 435
71 Sustainable Meat Systems Ontology (SUMSO) 434
72 Vocabulário controlado de geoinformação (VOCGEO) 417
73 Beet Ontology (CO_333) 412
74 Biorefinery (BIOREFINERY) 409
75 Matter Transfer Ontology (TRANSMAT) 405
76 FAO WCA Crop (WCACROPS) 401
77 Ontology for Experimental Scientific Objects Core (OESO-CORE) 397
78 Multi-scale Multi-step ontology (MS2O) 394
79 Dairy Cattle Performance Ontology (DCPO) 384
80 Ontology of units of Measure (OM) 383
81 Animal Disease Ontology (ANDO) 381
82 OntoPFAS: an Ontology for the Forever Chemicals (ONTOPFAS) 366
83 Vertebrate Breed Ontology (VBO) 361
84 SmartProducts Network of Ontologies Food Domain Model (SPO-FDM) 338
85 Ontologie du jardinage des plantes (OJP) 327
86 Biological interlocked Process Ontology for metabolism (BIPOM) 320
87 Beverage Ontology (BEVON) 319
88 Compositional Dietary Nutrition Ontology (CDNO) 318
89 Milk Oligosaccharide Thesaurus (MILKOLIGO) 303
90 Sustainability Core Ontology - Segment U (SCO-U) 286
91 Comparative Data Analysis Ontology (CDAO) 285
92 Bacterial interlocked Process ONtology (BIPON) 284
93 Sustainability Core Ontology (SCO) 279
94 Plant Gall Ontology (GALLONT) 267
95 Sustainable Development Goals Interface Ontology (SDGIO) 263
96 Population and Community Ontology (PCO) 262
97 Blueberry Ontology (CO_371) 260
98 AgrOntology (AGRONTOLOGY) 258
99 Brassica Ontology (CO_348) 248
100 Food Ontology (FOOD) 236
101 Brazilian Soil Fertility Ontology (SOILBR-ONTO) 234
102 Cotton Ontology (CO_358) 232
103 DECIDE ontology (DECIDE) 231
104 Cowpea Ontology (CO_340) 231
105 Context-Aware System Ontology (CASO) 231
106 Food-Biomarker Ontology (FOBI) 227
107 CoSWoT Core ontology (COSWOT) 227
108 BioAGgressor Ontology (BAGO) 227
109 Barley Trait POLAPGEN Ontology (POLAPGEN_BARLEY) 225
110 EU-FarmBook Ontology version 2 (EU-FB_ONT_V2) 218
111 Animal Health Ontology for Livestock (AHOL) 218
112 Single-Nucleotide Polymorphism (SNP) Ontology (SNPO) 216
113 ICASA ontology for integrated description of agricultural field experiments and production (ICASA-VARIABLES) 213
114 Protein Ontology (PR) 212
115 Food Classification and Description System (from FSA Food Type identifiers) (FOODEX2) 211
116 Flora Phenotype Ontology (FLOPO) 208
117 Food Item Ontology (FIO) 207
118 Plant Phenology Ontology (PPO) 206
119 Gramene Taxonomy Ontology (GR-TAX) 203
120 Durum Wheat (DURUM_WHEAT) 202
121 Chickpea Ontology (CO_338) 200
122 Irrigation Ontology (IRRIG) 190
123 Units of Measurement Ontology (UO) 183
124 Lentil Ontology (CO_339) 177
125 Agroecology Knowledge Management (GECO ontology) (GECO) 172
126 Cerrado Concepts and Plant Community Dynamics (CCON) 172
127 French Crop Usage Ontology (FCUO) 169
128 Fish Ontology (FISHO) 166
129 Solanaceae Phenotype Ontology (SPTO) 163
130 GoMapMan - proteins (GMM_P) 160
131 Grapevine Anatomy Ontology (GAO) 157
132 Agri-food vocabulary (AGFOOD) 157
133 agINFRA Soil Vocabulary (SOIL) 154
134 Process and Observation Ontology (PO2) 152
135 Food Matrix for Predictive Microbiology (FMPM) 148
136 Indicative Crop Classification (ICC) 145
137 Agriculture and Livestock Metadata Elements Set (ALM) 145
138 Sensor, Observation, Sample, and Actuator Ontology (SOSA) 140
139 Crop Research Ontology (CO_715) 139
140 INIA Research Datasets (INIA-RDM) 129
141 FAO Geopolitical Ontology (GEOP) 129
142 Mungbean Ontology (CO_346) 128
143 Smart Applications REFerence ontology (SAREF) 125
144 Plant Stress Ontology (PSO) 123
145 The Extensible Observation Ontology (OBOE) 121
146 Plant Environment Ontology (EO) 121
147 Global Soil Information System Ontology (GLOSIS) 119
148 Food Safety Monitoring Ontology (FSO) 119
149 Ontology for the management of Wine Sensory analysis Descriptors (OWSD) 118
150 EPPO Code Ontology (EPPO) 112
151 Forest Products Classification and Definitions (FPCD) 111
152 WhatToMake Base Ontology (WTM-BO) 106
153 Variation Ontology (VARIO) 102
154 Thesaurus for Soil Invertebrate Trait-Based Approaches (T-SITA) 102
155 SAREF4AGRI: an extension of SAREF for the agriculture and food domain (SAREF4AGRI) 99
156 Wine Descriptors Ontology (FLAIR) 99
157 Feature Annotation Location Description Ontology (FALDO) 99
158 Animal Trait Ontology for Livestock (ATOL) 98
159 Open Predictive Microbiology Ontology (OFSMR) 96
160 Wheat Taxa Gold Standard (WHEAT_TAX) 95
161 Plant Phenotype Experiment Ontology (PPEO) 95
162 TAXREF-LD (TAXREF-LD) 92
163 rmAgro - Domain Reference Model (RMAGRO) 91
164 OntoBiotope (ONTOBIOTOPE) 89
165 Castor Bean Ontology (CO_347) 89
166 Genomic Feature and Variation Ontology (GFVO) 86
167 Environment Ontology for Livestock (EOL) 84
168 Groundnut Ontology (CO_337) 84
169 Agroforestry Ontology (AFY) 84
170 Thesaurus for Animal Physiology and Livestock Systems (TRIPHASE) 83
171 Vitis Ontology (CO_356) 82
172 Agriculture Product Types Ontology (APTO) 81
173 Terminology of French bread descriptors (ASCOPAIN-T) 80
174 Ontology for Food Processing Experiment (OFPE) 76
175 Semantic Sensor Network Ontology (SSN) 70
176 Agroecology Thesaurus (THESAE) 67
177 Barley Ontology (CO_323) 66
178 Relations Ontology (RO) 62
179 Maize Ontology (CO_322) 61
180 Livestock Product Trait Ontology (LPT) 60
181 Food Ontology in Owl (FOWL) 60
182 Apple Ontology (CO_370) 58
183 Vertebrate Trait Ontology (VT) 57
184 Rice Diseases Ontology (RICEDO) 57
185 Rice Trait Ontology (RICE) 57
186 Meat Thesaurus (MEAT-T) 57
187 Darwin-SW (DSW) 57
188 Soy Ontology (SOY) 56
189 Aquatic Food Ontology (AQFO) 54
190 Ontology of Experimental Events (OEEV) 53
191 Corine Land Cover Nomenclature (CLC) 51
192 CIQUAL Food Terms (CIQUAL) 51
193 Oat Ontology (CO_350) 49
194 Multi-Crop Passport Ontology (CO_020) 48
195 Brachiaria Ontology (CO_345) 47
196 Crop Disease (CD) 47
197 Basic Formal Ontology (BFO) 46
198 Quinoa Ontology (CO_367) 45
199 SAREF4ENVI: an extension of SAREF for the environment domain (SAREF4ENVI) 43
200 Livestock Breed Ontology (LBO) 43
201 Ontobiotope_Use (USE) 41
202 Unambiguous Characterization of Sensory Experiences Ontology (UC_SENSE) 41
203 Soybean Ontology (CO_336) 40
204 Rice Ontology (CO_320) 40
205 GoMapMan - metabolites (GMM_M) 39
206 Thesaurus to define land management practices in agriculture and forestry for soil carbon storage (DATA4CPLUS) 38
207 Fababean Ontology (CO_365) 38
208 Common Bean Ontology (CO_335) 36
209 Wheat Ontology (CO_321) 36
210 Sunflower Ontology (CO_359) 34
211 Pigeonpea Ontology (CO_341) 34
212 Banana Anatomy Ontology (CO_125) 34
213 Taxonomic Rank Ontology (TAXRANK) 33
214 UMLS Semantic Network (STY) 33
215 Cassava Ontology (CO_334) 33
216 Banana Ontology (CO_325) 33
217 Bambara Groundnut Ontology (CO_366) 32
218 High-value dataset categories (HVDC) 31
219 Sainfoin Ontology (CO_369) 30
220 XEML Environment Ontology (XEO) 29
221 Red Clover Ontology (CO_374) 28
222 Yam Ontology (CO_343) 28
223 Agricultural Experiments Ontology (AEO) 28
224 Ontology for Experimental Phenotypic Objects (OEPO) 24
225 Sugar Kelp Ontology (CO_360) 24
226 SmartProducts Network of Ontologies Food Taxonomy Model (SPO-FTM) 22
227 Data Food Consortium Ontology (DFC) 21
228 Sweet Potato Ontology (CO_331) 20
229 Agricultural Traceability and Trusted Data Sharing Ontology (AGRITRUST) 20
230 ECOCROP Ontology (ECOCROP) 18
231 AgronomicTaxon (ATC) 18
232 Rice Treatment Ontology (TREATO) 17
233 Plant Breeding Ontology (PBO) 17
234 Potato Ontology (CO_330) 17
235 Sustain Healthy Food Ontology (SHFO) 16
236 Natcl'inn ontology (NCL) 13
237 Wheat Plant Anatomy and Development Ontology (CO_121) 10
238 Whisky Ontology (WHISKY) 9
239 Ontology for Nutritional Studies (ONS) 8
240 Sorghum Ontology (CO_324) 8
241 BigDataGrapes Ontology (BDG) 8
242 Advances in Agriculture and Biology (AAB) 7
243 Ontology of Experimental Events for Agrivoltaic studies (OEEV-SUNAGRI) 6
244 Agricultural and Nutrition Technology Ontology (ANT) 5
245 Veterinary Epidemiology Metadata Ontology (VEMO) 4
246 SIREN Food Terms (SIREN) 4
247 Pearl Millet Ontology (CO_327) 4
248 Poultry Farm Energy Efficiency Prediction Semantic Assistant Ontology (PFEEPSA) 3
249 WhatToMake Food Classification (WTM-FC) 2
250 SmartProducts Food Domain Model (SPFOOD) 2
251 OESO extention ontology for SIXTINE Vigne (OESO-SIXTINE-V) 2
252 Glossary of Forestry Terms for Landowners (GFTL) 2
253 Circular Economy Ontology Network (CEON) 2
254 ICASA Ontology for Variables and Units (ICASA-VU) 1
255 Core ICASA ontology for integrated description of agricultural field experiments and production (ICASA-CORE) 1
256 CarbOnto (CARBONTO) 1
257 EUTaxO - EUdaphobase Taxonomy Ontology (TAX) 0
258 Reproductive Trait and Phenotype Ontology (REPO) 0
259 Strawberry Ontology (CO_372) 0
260 Woody Plant Ontology (CO_357) 0