Semantic Web Python Packages

rdflib

RDFLib is a Python library for working with RDF, a simple yet powerful language for representing information.

extruct

Extract embedded metadata from HTML markup

curies

🐸 Idiomatic conversion between URIs and compact URIs (CURIEs) in Python

pyld

JSON-LD processor written in Python

pronto

A Python frontend to (Open Biomedical) Ontologies.

sssom-pydantic

An opinionated implementation of a simple subset of SSSOM, based on Pydantic

ontobio

python library for working with ontologies and ontology associations

ssslm

A simple standard for sharing literal mappings (SSSLM)

pyjelly

Fast RDF serialization for Python

linkml-model

Link Modeling Language (LinkML) model

lightrdf

A fast and lightweight Python RDF parser which wraps bindings to Rust's Rio using PyO3

obographs

A Pydantic model for OBO Graph JSON

rdfpandas

RdfPandas is a module providing RDF support for Pandas

sparqltransformer

Python version of SPARQL Transformer

curies-processing

Pre- and post-processing configuration for prefixes, CURIEs, and URIs

veritas-reason

VeritasGraph — open-source Knowledge Graph & GraphRAG framework on GitHub. Build multi-hop reasoning, ontology-aware retrieval, and verifiable attribution over your own data. Nodes, edges, RDF, linked-data — runs locally or in the cloud.

travshacl

A SHACL validator capable of planning the traversal and execution of the validation of a shape schema to detect violations early.

cow-csvw

Integrated CSV to RDF converter, using CSVW and nanopublications

pyldmod

JSON-LD processor written in Python

cso-classifier

A light-weight Python app for classifying scientific documents with the topics from the Computer Science Ontology (https://cso.kmi.open.ac.uk/home).

dsms-sdk

Python SDK core-package for working with the Dataspace Management System (DSMS).

ramose

Restful API Manager Over SPARQL Endpoints (RAMOSE) is an application that allows agile development and publication of documented RESTful APIs for querying SPARQL endpoints, according to a particular specification document.

ontoink

Interactive ontology visualization, SHACL validation, and live TTL editing plugin for MkDocs

ontosample

Ontosample is a package that offers different sampling techniques for OWL ontologies.