microsoft/Ontology-Playground

Free, open-source web app for learning about ontologies and Microsoft Fabric IQ. Explore a catalogue of pre-built ontologies, design your own visually, export as RDF/XML, and share interactive diagrams. Zero backend, fully static.

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What it does

Ontology Playground is a free, open-source web app for learning and creating ontologies with Microsoft Fabric IQ. It offers interactive graph exploration, visual ontology design, RDF import/export, and an embeddable widget.

Star history

2026-08-23 → 2026-09-10+91 stars

Tracking

Last trending: 2026-07-20

Creator kit

Hook

Explore the world of ontologies with Microsoft's Ontology Playground - a powerful tool for visual design and RDF export. Try it now!

Content angles

Create tutorials on building your first ontology using the visual designer.
Develop case studies showcasing real-world applications in various domains like healthcare or finance.
Publish blog posts explaining how to embed Ontology Playground widgets into any website.

Who should care

Web developers, data scientists, and content creators interested in ontology design and Microsoft Fabric IQ.