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.

SPARQL graph database

Apache Jena, A free and open source Java framework for building Semantic Web and Linked Data applications.

Blazegraph High Performance Graph Database

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

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

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

Graph database implementing the RDF and SPARQL standards. Very fast and scales to hundreds of billions of triples on a single commodity machine.

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

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.

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

Information Integration Tool

The low-code Knowledge Graph application platform. Apache license.

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

A wrapper for a remote SPARQL endpoint

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

📬 A knowledge graph querying framework for JavaScript

This is the core development repository for BrightstarDB.