| Acronym | Full name |
| AML | AgreementMakerLight |
| API | Application Programming Interface |
| BARTOC | Basic Registry for Thesauri, Ontologies and Classifications |
| CI/CD | Continuous Integration / Continuous Deployment |
| CSV | Comma-Separated Values |
| DCAT | Data Catalog Vocabulary |
| DDC | Dewey Decimal Classification |
| EDOAL | Expressive and Declarative Ontology Alignment Language |
| EOSC | European Open Science Cloud |
| EU | European Union |
| FAIR | Findable, Accessible, Interoperable, and Reusable |
| FAIR-IMPACT | FAIR-IMPACT Project |
| GUI | Graphical User Interface |
| HTTP | Hypertext Transfer Protocol |
| IRI | Internationalized Resource Identifier |
| IT | Information Technology |
| JSON | JavaScript Object Notation |
| JSON-LD | JavaScript Object Notation for Linked Data |
| JSKOS | JavaScript Knowledge Organization System |
| KOS | Knowledge Organization System |
| LCC | Library of Congress Classification |
| LinkML | Linked Data Modeling Language |
| MSCR | Metadata Schema and Crosswalk Registry |
| NDI | Národní datová infrastruktura / National Data Infrastructure |
| NFDI | Nationale Forschungsdateninfrastruktur (German National Research Data Infrastructure) |
| NISO | National Information Standards Organization |
| NKR | Národní katalog repozitářů / National Catalogue of Repositories |
| NRP | Národní repozitářová platforma / National Repository Platform |
| NTK | Národní technická knihovna (National Library of Technology) |
| OAEI | Ontology Alignment Evaluation Initiative |
| OLS | Ontology Lookup Service |
| OWL | Web Ontology Language |
| OXO | Ontology Cross Reference Service |
| PID | Persistent Identifier |
| RDF | Resource Description Framework |
| RDF/XML | Resource Description Framework / XML Serialization |
| RDFS | RDF Schema |
| RVK | Regensburger Verbundklassifikation |
| SHACL | Shapes Constraint Language |
| SKOS | Simple Knowledge Organisation System |
| SKOS/XL | SKOS eXtension for Labels |
| SPARQL | SPARQL Protocol and RDF Query Language |
| SSSOM | Simple Standard for Sharing Ontological Mappings |
| TF | Task Force |
| TSV | Tab-Separated Values |
| TTL | Turtle (Terse RDF Triple Language) |
| URI | Uniform Resource Identifier |
| W3C | World Wide Web Consortium |
| XML | Extensible Markup Language |
| XSD | XML Schema Definition |
| XSLT | Extensible Stylesheet Language Transformations |
