Access most commonly used RDF ontologies/schemas/vocabularies as datasets or n-quads
Validate literal value of an RDF term based on its datatype.
RDF SHACL validator
SPEX introspects data residing in SPARQL endpoints. It is using the self-describing nature of RDF based data to give you a better understanding of its schema.
Trifid SPEX plugin
A light-weight module that brings window.fetch to node.js
RDF Cube Schema