r2rml

A curated list of various semantic web and linked data resources.

Information Integration Tool

Ontop is a platform to query relational databases as Virtual RDF Knowledge Graphs using SPARQL

A pretty sweet RML engine, for RDF.

Powerful RDF Knowledge Graph Generation with [R2]RML Mappings

an RDF datastore that gives researchers control over the sharing of data between datasets

Translator of spreadsheet mappings into R2RML, RML or YARRRML

RDF by Example: rdfpuml for True RDF Diagrams, rdf2rml for R2RML Generation

R2RML API

GTFS-Madrid-Bench: A Benchmark for Knowledge Graph Construction Engines

PhD thesis: "Knowledge Graph Construction from Heterogeneous Data Sources exploiting Declarative Mapping Rules"

Logos for RDF formats (RDF/XML, N-Triples, RDFa, SPARQL, R2RML, SHACL) in PNG and SVG

Online Mapping Editor

A friendly language for mappings to RDF

A modular R2RML suite built on Apache Jena. Featuring a complete domain API built on Jena's polymorphism system, SHACL validation, an R2RML processor with 100% standard conformance based an Jena's ARQ plus common tooling every R2RML project needs.

All you need to convert relational databases (RDB) to RDF in a declarative & fully automated way.

EVI: .NET implementation of an RDB2RDF storage based on R2RML mapping file

The LUBM4OBDA Benchmark

Virtual Knowledge Graph Access for Skyline Queries

Repository contains files to extract and enrich data from closed database of the Online-Stadtführer maintained by Behindertenverband Leipzig e.V (in German). Besides that, further files like a R2RML mapping, are maintained.

ANTLR specification of our RDF Mapping Language - JSON-NLP to RDF

Antidot implementations of R2RML and Direct Mapping specifications

Open information system for use in blended learning environments.

GitHub Action to create a knowledge graph from heterogeneous data sources using RML mappings and Morph-KGC

Implementation reports of R2RML

Docker image for ontop OBDA framework

Master's repository on exploring Zurich attractions (using H2/OWL/R2RML/Ontop/RDF4J) for the "Semantic Technologies and Linked Data" course (06/2020)