RDF.rb is a pure-Ruby library for working with Resource Description Framework (RDF) data.

CSV Validator

JSON::LD parses and serializes JSON-LD into RDF and implements expansion, compaction and framing API interfaces for the Ruby RDF.rb library suite.

EBNF is a Ruby parser for W3C EBNF and a parser generator for PEG and LL(1). Also includes parsing modes for ISO EBNF and ABNF.

Defines several standard RDF vocabularies

Spira is a framework for using the information in RDF.rb repositories as model objects.

Ruby gem and command-line utility for conversion of DOI metadata from and to different metadata formats, including schema.org.

A metadistribution of RDF.rb including a full set of parsing/serialization plugins.

RDF::RDFa is an RDFa reader/writer for Ruby using the RDF.rb library suite.

RDF ruby ORM

Linked Data Platform client library

Reads HTML Microdata as RDF.

RDF::RDFXML is an RDF/XML reader and writer for the RDF.rb library suite.

ActiveTriples provides tools for modeling RDF as discrete resources.

Metadata aggregation and enrichment for cultural heritage institutions.

A gem extending RDF.rb with SPARQL dataset construction semantics.

Reasons over RDFS/OWL vocabularies to generate statements which are entailed based on base RDFS/OWL rules along with vocabulary information. It can also be used to ask specific questions, such as if a given object is consistent with the vocabulary ruleset. This can be used to implement SPARQL Entailment Regimes.

RDF::Tabular processes tabular data with metadata creating RDF or JSON output.

RDF::TriG is an TriG reader/writer for the RDF.rb library suite.

Implements ShExC and ShEx JSON.