ontology

Official Go implementation of the Ontology protocol. https://dev-docs.ont.io/#/

Protege Desktop

Information Integration Tool

The webprotege code base

JSON-LD TypeScript types for Schema.org vocabulary

Information extraction from English and German texts based on predicate logic

Wikidata client library for Python

Digital Buildings (ontology and SDK) currently being used by Google internally to manage our own buildings.

KBPedia Knowledge Graph & Knowledge Ontology (KKO)

Ontology for the description of human clinical features

Wizard for documenting ontologies. WIDOCO is a step by step generator of HTML templates with the documentation of your ontology. It uses the LODE environment to create part of the template.

A Python frontend to Ontologies.

ROBOT is an OBO Tool

Data model and processing tools for investigative entity data

The Financial Industry Business Ontology (FIBO) defines the sets of things that are of interest in financial business applications and the ways that those things can relate to one another. In this way, FIBO can give meaning to any data (e.g., spreadsheets, relational databases, XML documents) that describe the business of finance.

Storing ontologies/vocabularies from the web. Wish anybody can translate some of them.

Source ontology files for the Gene Ontology

The core repository for the FOODON food ontology project. This holds the key classes of the ontology; larger files and the results of text-mining projects will be stored in other repos.

Metadata and website for the Open Bio Ontologies Foundry Ontology Registry

Collaborative content management system for musicology

python library for working with ontologies and ontology associations

Lightweight and friendly .NET library for realizing Semantic Web applications

A simple ontology and RDF visualization tool.

A community-driven ontology for the representation of environments

OWLTools

OBO-formatted ontologies → networkx (Python 3)

YANGDB Open-source, Scalable, Non-native Graph database (Powered by Elasticsearch)

An ontology of gross anatomy covering metazoa. Works in concert with https://github.com/obophenotype/cell-ontology