sparql

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

A distributed knowledge graph store

A curated list of various semantic web and linked data resources.

Apache Jena

Virtuoso is a high-performance and scalable Multi-Model RDBMS, Data Integration Middleware, Linked Data Deployment, and HTTP Application Server Platform

Blazegraph High Performance Graph Database

SPARQL graph database

EasyRdf is a PHP library designed to make it easy to consume and produce RDF.

Information Integration Tool

Ontop is a platform to query relational databases as Virtual RDF Knowledge Graphs using SPARQL

Library extending Jupyter notebooks to integrate with Apache TinkerPop, openCypher, and RDF SPARQL.

A wrapper for a remote SPARQL endpoint

Graph Data Science: an abstraction layer in Python for building knowledge graphs, integrated with popular graph libraries – atop Pandas, NetworkX, RAPIDS, RDFlib, pySHACL, PyVis, morph-kgc, pslpython, pyarrow, etc.

INCEpTION provides a semantic annotation platform offering intelligent annotation assistance and knowledge management.

This is the core development repository for BrightstarDB.

🔗 Semantic MediaWiki turns MediaWiki into a knowledge management platform with query and export capabilities

(subjective) overview of projects which are related both to python and semantic technologies (RDF, OWL, Reasoning, ...)

The Knowledge Graph notebook. Apache license.

A KBQA system based on DBpedia.

📬 A knowledge graph querying framework for JavaScript