3. SpiraSpira is a framework for viewing RDF data as model objects
4. LinkeddataA metadistribution of RDF.rb including all parsing/serialization plugins.
6. Trinity[UNMAINTAINED] A minimalistic Ruby web framework for publishing Linked Data.
7. RdfRDF.rb is a pure-Ruby library for working with Resource Description Framework (RDF) data.
8. rdf-sesameRDF.rb plugin for accessing Sesame 2.0-compatible repositories.
10. rdf-ldpA suite of LDP software and middleware for RDF.rb & Rack
13. rdf-n3Ruby Notation-3 reader/writer for RDF.rb.
17. rdf-specRDF.rb plugin that provides RSpec matchers and shared examples for RDF objects.
19. rdf-jsonRDF.rb plugin for parsing/serializing RDF/JSON data.