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
Mosquitto is an open-source message broker that implements the MQTT (Message Queuing Telemetry Transport) protocol versions 3.1 and 3.1.1. It is lightweight and 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.
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Designed to be lightweight and efficient, making it suitable for constrained devices and networks.
Supports MQTT protocol versions 3.1 and 3.1.1, ensuring compatibility with a wide range of devices and applications.
Mosquitto is open-source, allowing for community contributions and modifications.
Can be run on various operating systems including Linux, Windows, and macOS.
Includes support for SSL/TLS for secure communication, and authentication mechanisms.
Supports WebSockets for browser-based MQTT clients.
Supports bridge mode for high availability and redundancy.
Allows for extending functionality through plugins.
Supports persistent messages, ensuring message delivery even after a broker restart.
Has a strong community and professional support options available.
Mosquitto is released under the EPL/EDL license.
Contributions to the project are welcome and can be made through GitHub.
Comprehensive documentation is available on the site, covering installation, configuration, and usage.
There are active community forums for discussion, support, and sharing projects.
Professional support and consulting services are available for businesses.
Security headers report is a very important part of user data protection. Learn more about http headers for mosquitto.org