Microsoft releases Ontology Playground for knowledge graphs

// 2h agoOPENSOURCE RELEASE

Microsoft releases Ontology Playground for knowledge graphs

Microsoft Ontology Playground is an open-source web application designed to help developers and data architects learn about ontologies and Microsoft Fabric IQ. Built as a fully static, browser-based TypeScript tool with zero backend dependencies, it features an intuitive visual designer for constructing entity types and relationships, interactive graph exploration using Cytoscape.js, pre-built ontology catalogues, and seamless export capabilities to standard RDF/XML and JSON formats.

// ANALYSIS

Lowering the entry barrier to knowledge graph modeling is critical as enterprise AI increasingly relies on structured semantics and graph context.

–Zero-backend static architecture guarantees total data privacy and instant execution in browser environments.
–Cytoscape.js-powered visual rendering provides immediate structural feedback for complex relationship networks.
–Standard RDF/XML and JSON export formats bridge visual prototyping directly with production graph databases and Microsoft Fabric IQ.

// TAGS

ontologyknowledge-graphmicrosofttypescriptrdffabric-iqgraph-visualizationopen-sourcemicrosoft-ontology-playground

DISCOVERED

2h ago

2026-07-22

PUBLISHED

2h ago

2026-07-22

RELEVANCE

8/ 10

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