paho-rb is a Ruby MQTT client that uses native bindings to the Eclipse Paho components (Java or C/C++, based on the Ruby platform used).

rails3 generators which use restygwt to communicate from GWT with rails. adds menu to scaffolded GWT application and authorization optinal

Slf4r provides a uniform interface for instantiating und using of a logger

Ruby wrapper around java kafka high-level consumer

TibEMS bindings for Ruby. Ruby interface for the tibjmsadmin.jar library