mosquitto - Eclipse Mosquitto is an open source (EPL/EDL licensed) message broker that implements the MQTT protocol versions 5.0, 3.1.1 and 3.1. Mosquitto is lightweight and is suitable for use on all devices
AWS IoT 1-Click - AWS IoT 1-Click is a service that makes it easy for simple devices to trigger AWS Lambda functions that execute a specific action.
MQTTBox - MQTTBox enables to create MQTT clients to publish or subscript topics, create MQTT virtual device...
Azure IoT Edge - Connect cloud intelligence to your edge devices with Azure IoT Edge, a comprehensive service that deploys artificial intelligence and custom logic to all IoT devices.
Bevywise MQTTRoute - Highly scalable MQTT Broker with powerful extensions for all your IoT implementations from small to large enterprise.
BalenaCloud - The container-based platform for deploying IoT fleets