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swift-server-community/mqtt-nio

MQTT NIO

sswg:sandbox|94x20 Swift 5.7

A Swift NIO based MQTT v3.1.1 and v5.0 client.

MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol that was developed by IBM and first released in 1999. It uses the pub/sub pattern and translates messages between devices, servers, and applications. It is commonly used in Internet of things (IoT) technologies.

MQTTNIO is a Swift NIO based implementation of a MQTT client. It supports

  • MQTT versions 3.1.1 and 5.0.
  • Unencrypted and encrypted (via TLS) connections
  • WebSocket connections
  • Posix sockets
  • Apple's Network framework via NIOTransportServices (required for iOS).
  • Unix domain sockets

You can find documentation for MQTTNIO here. There is also a sample demonstrating the use MQTTNIO in an iOS app found here