Mosquitto vs VerneMQ: What are the differences?

Developers describe Mosquitto as "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. On the other hand, VerneMQ is detailed as "VerneMQ is a distributed IoT/MQTT message broker". VerneMQ is a distributed MQTT message broker, implemented in Erlang/OTP It's open source, and Apache 2 licensed. VerneMQ implements the MQTT 3.1, 3.1.1 and 5.0 specifications..

Mosquitto and VerneMQ can be primarily classified as "Message Queue" tools.

VerneMQ is an open source tool with 1.76K GitHub stars and 189 GitHub forks. Here's a link to VerneMQ's open source repository on GitHub.