morph-kgc/morph-kgc

Browser-based RDF/ontology knowledge graph editor — load RDF from files, URLs or SPARQL endpoints; author nodes and edges on the canvas; run OWL-RL reasoning; apply multi-algorithm layout and clustering. AI-native via MCP tool surface and relay bridge. Fully client-side, no backend required.

KGX is a Python library for exchanging Knowledge Graphs

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

Sparnatural : visual knowledge graph explorer with SPARQL, in the browser, configurable with SHACL

🚀 The open-source, multi-tenant platform for self-building knowledge graphs and simulation

Neo4j graph construction from unstructured data using LLMs

Transforms Databricks Unity Catalog tables into a materialized knowledge graph, with ontology design and reasoning exposed as tools via MCP.

A curated list of Knowledge Graph related learning materials, databases, tools and other resources

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.