See https://w3c.github.io/rdf-star/
| SA | PG | Implementation | Notes - Documentation |
|---|---|---|---|
| + | AllegroGraph | in the works - https://lists.w3.org/Archives/Public/public-rdf-star/2020Aug/0021.html | |
| x | AnzoGraph | https://docs.cambridgesemantics.com/anzograph/v2.2/userdoc/lpgs.htm?Highlight=rdf | |
| x | BlazeGraph | https://github.com/blazegraph/database/wiki/Reification_Done_Right | |
| x | GraphDB | http://graphdb.ontotext.com/documentation/9.2/free/devhub/rdf-sparql-star.html | |
| x | Jena | https://jena.apache.org/documentation/rdfstar/ | |
| x | X | EYE | SA is the default. PG can be emulated by adding rules - https://github.com/josd/eye/ |
| x | rdf4j | https://rdf4j.org/documentation/programming/rdfstar/ | |
| x | + | rdfjs/N3.js | PG may become configurable soon - rdfjs/data-model-spec#165 |
| x | x | RubyRDF | https://github.com/ruby-rdf/rdf#rdf-rdfstar |
| x | Stardog | https://www.stardog.com/docs/#_edge_properties | |
| x | Corese | http://ns.inria.fr/sparql-extension/rdfstar.html |
X: supported | +: partially supported or planned
Source: https://lists.w3.org/Archives/Public/public-rdf-star/2020Aug/0026.html