Ruby Topic Maps is a Topic Maps engine written in Ruby with several backends.

The MaJorToM backend for Ruby Topic Maps.

The Ontopia backend for Ruby Topic Maps. See http://code.google.com/p/ontopia/ for more information about Ontopia.

==== Topic Maps for Rails (rtm-rails) RTM-Rails is the Rails-Adapter for Ruby Topic Maps. It allows simple configuration of topicmaps in config/topicmaps.yml. ==== Overview From a developer's perspective, RTM is a schema-less database management system. The Topic Maps standard (described below) ...

The SesameTM backend for Ruby Topic Maps. See http://code.google.com/p/sesametm for more information about SesameTM.

The TinyTiM backend for Ruby Topic Maps. See http://tinytim.sourceforge.net/ for more information about TinyTiM.

The TMCL Validator for Ruby Topic Maps.

The TMQL query engine for Ruby Topic Maps. See http://tmql4j.topicmapslab.de/ for more information about TMQL and TMQL4J.