ontologies

The Open Context Layer for Data and AI , OpenMetadata is the open platform for building trusted data context and business semantics for humans, AI assistants, and agents.

Open Source research tool to search, browse, analyze and explore large document collections by Semantic Search Engine and Open Source Text Mining & Text Analytics platform (Integrates ETL for document processing, OCR for images & PDF, named entity recognition for persons, organizations & locations, metadata management by thesaurus & ontologies, …

Graph+Semantics: Import/Export RDF from Neo4j. SHACL Validation, Model mapping and more.... If you like it, please ★ ⇧

The webprotege code base

code and resources used in the Going Meta sessions

The Common Core Ontology Repository holds the current released version of the Common Core Ontology suite.

Ontology for the description of human clinical features

Open-source data management for multimodal AI. Query, trace, and govern with a lineage-native, format-agnostic lakehouse for agents and teams. Supports biological formats and registries - by the creators of Scanpy. 🍊YC S22

A package for ontology engineering with deep learning and language models.

A Neo4j backed ontology store

PheKnowLator: Heterogeneous Biomedical Knowledge Graphs and Benchmarks Constructed Under Alternative Semantic Models

A list of selected resources, methods, and tools dedicated to legal data schemes and ontologies.

Open AI Operating System

A curated list of ontologies for Digital Humanities

Official repository for Semantic Web for Earth and Environmental Terminology (SWEET) Ontologies

A curated list of various semantic web and linked data resources for heritage, humanities and art history practitioners.

LLM-driven curation assist tool

Teaching material relevant to KGs

information artifact ontology

RO is an ontology of relations for use with biological ontologies