REST service interface definition, mixing, and evolution. Supports mixed http and xmpp servers.

WebSocket component for Sinatra RocketIO

Web browser gateway

Javascript/Web REPL in Ruby

webrtc-rails is a gem for easy to create video chat app.

Pipe data from a Ruby IO stream to a Websocket server, broadcasting to all clients.

Asterisk AMI integration gem

A framework for building automation.

A home control system based on firmata

Caldecott HTTP/Websocket Tunneling Library

Middleware to create a websocket service

Provides implementation for in process, amqp or web socket service bus

shell in the browser

Cranberry models game objects and maintains server-side state, allowing you to use client-side websockets to join and send JSON instructions

Main core elements

Eggplant is a Sinatra web app that reads simple markdown files for a presentation.

Breakout routes messages among web browsers and workers using WebSockets.

Proxy SSH connection through Websocket (nginx)

Eventd provides a clear and comprehensive structure to add evented functionality to any object. Eventd also implements an event-based Web Socket server, which is a wrapper around em-websockets.

Simple and effective cross-platform RPC protocol. Can work with any transport capable to pass structures (dictionaries, hashes, whatever you name it). Out of the box provides JSON and BOSS formats over streams and sockets.