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

Ontology for the description of human clinical features

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

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

Open-source data management for multimodal AI. Query, trace, and govern data with a lineage-native lakehouse for files, tables, arrays, ontologies, and notes. Supports biological data via bio-formats & registries by the creators of Scanpy. 🍊YC S22

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.

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

A curated list of ontologies for Digital Humanities

AI Operating System - Build your own AI using ontologies as the unifying field connecting data, models, workflows, and systems.

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

Teaching material relevant to KGs

LLM-driven curation assist tool

RO is an ontology of relations for use with biological ontologies

information artifact ontology

Python/Django based webapps and web user interfaces for search, structure (meta data management like thesaurus, ontologies, annotations and named entities) and data import (ETL like text extraction, OCR and crawling filesystems or websites)