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 - [deepstream.io](https://github.com/deepstreamIO/deepstream.io-client-js) - Scalable real-time microservice framework.
 - [Kalm](https://github.com/kalm/kalm.js) - Low-level socket router and middleware framework.
 - [MQTT.js](https://github.com/mqttjs/MQTT.js) - Client for MQTT - Pub-sub based messaging protocol for use on top of TCP/IP.
+- [rpc-websockets](https://github.com/elpheria/rpc-websockets) - JSON-RPC 2.0 implementation over WebSockets.
 
 
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