Node-RED is a free and open-source flow-based development tool for automating workflows and integrating various devices, APIs, and online services.

Features of Node-RED:

• Visual programming interface with drag-and-drop functionality.
• Extensible with custom nodes, themes, and flows.
• Supports a wide range of devices, protocols, and services.
• Built-in support for MQTT, HTTP, WebSocket, and many other communication protocols.
• Active community with extensive documentation, tutorials, and a growing library of shared flows.

To access the Node-RED editor, go to:

http://your_ip:1880

Disclaimer: Node-RED is an open-source software released under the Apache 2.0 License. It is not affiliated with, endorsed by, or sponsored by any company. Node-RED is provided "as is," without any warranty, express or implied. Users utilize this software at their own risk.