Mosquitto vs EMQ: What are the differences?
What is Mosquitto? An open source message broker that implements the MQTT protocol. It is lightweight and is suitable for use on all devices from low power single board computers to full servers.. The MQTT protocol provides a lightweight method of carrying out messaging using a publish/subscribe model. This makes it suitable for Internet of Things messaging such as with low power sensors or mobile devices such as phones, embedded computers or microcontrollers.
What is EMQ? The Scalable MQTT Broker for IoT and Mobile Applications. It is fully open source and licensed under the Apache Version 2.0. It implements both MQTT V3.1 and V3.1.1 protocol specifications, and supports MQTT-SN, CoAP, WebSocket, STOMP and SockJS at the same time.
Mosquitto and EMQ can be primarily classified as "Message Queue" tools.
Mosquitto and EMQ are both open source tools. Mosquitto with 2.97K GitHub stars and 1.02K forks on GitHub appears to be more popular than EMQ with 181 GitHub stars and 96 GitHub forks.