RJR – Ruby Json Rpc Library

“Ruby JSON-RPC Library – json-rpc server/client mechanisms over amqp, websockets, and other transports, written in ruby.

Currently supported transports include: tcp, amqp, http (post), websockets, local method calls, (others coming soon). RJR is currently built ontop of event machine and json, any dependencies of those are needed to run rjr.”