@zlepper/rpc
Allows RPC from the main thread to a background worker thread (Of any kind), using ES6 classes.
eureca
Nodejs remote procedure call built on top of sockjs (This package is deprecated please use eureca.io instead!)
rerpc
a simplified and flexible RPC system with unified model for client-to-server and server-to-server communication on top of HTTP and/or Socket.IO
syncs-browser
A JavaScript Library for Real-Time Web Applications - browser script
json-api-schema
JSON Api Schema is a JSON dialect that can describe any Web Based API that uses JSON to exchange data.