Free online suite of tools from Sparna to work with SHACL. SHACL Play! embeds TopBraid SHACL API from TopQuadrant.

SHACL tools
Utilities for your SHACL specification: generate a documentation, a UML diagram, a JSON-LD context, SPARQL queries.
RDF dataset tools
Utilities for an RDF dataset: assess the conformity against a SHACL spec, or derive automatically a SHACL profile from an RDF dataset.
SHACL rules tools
Utilities for your SHACL rules : apply rules on a dataset, generate a documentation.