Repository of the Spatial Data on the Web Working Group for the SOSA/SSN vocabulary

Powerful RDF Knowledge Graph Generation with RML Mappings

The eProcurement Ontology provides the formal, semantic foundation for the creation and reuse of linked open data in the domain of public procurement in the EU.

Software and systems for improved information representation in Heliophysics

Python package that adds IntelligentGraph capabilities to RDFLib RDF graph package

Teaching material relevant to KGs

Collection of awesome LLM apps with AI Agents and RAG using OpenAI, Anthropic, Gemini and opensource models.

A C library for parsing/normalizing street addresses around the world. Powered by statistical NLP and open geo data.

A topic-centric list of HQ open datasets.

Egeria core