Ontology Python Packages

fastobo

Faultless AST for Open Biomedical Ontologies in Python.

pronto

A Python frontend to (Open Biomedical) Ontologies.

followthemoney

Data model and processing tools for investigative entity graphs. Used by OpenSanctions, OpenAleph and dozens of other fincrime tools.

obonet

OBO-formatted ontologies → networkx (Python 3)

wikidata

Wikidata client library for Python

trustgraph-base

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph-embeddings-hf

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph-vertexai

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph-flow

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph-bedrock

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph-cli

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph-ocr

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

trustgraph-mcp

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

ontobio

python library for working with ontologies and ontology associations

trustgraph-unstructured

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

biocypher

A unifying framework for biomedical research knowledge graphs

pyhpo

A Python library to work with, analyze, filter and inspect the Human Phenotype Ontology

abbacus-cortex

Persistent ontology driven knowledge system with formal OWL-RL reasoning, SPARQL graph + SQLite, and 22 MCP tools for AI agent memory.

synaptic-memory

Knowledge graph + MCP tool server for LLM agents — 3rd-gen retrieval, graph-aware multi-turn exploration, structured data tools, DB→ontology one-liner.

vital-ai-vitalsigns

Knowledge Model Runtime, Ontology management, and interface to Graph and Vector Databases. Part of the Vital A.I. Agent Ecosystem.

aikif

Artificial Intelligence Knowledge Information Framework

ontospy

Python library and command-line interface for inspecting and visualizing RDF models aka ontologies.

orionbelt-analytics

Ontology-based MCP server that analyzes database schemas (PostgreSQL, Snowflake, ClickHouse, Dremio) and generates RDF/OWL ontologies with SQL mappings for fan-trap-free Text-to-SQL.