Node-RED is an open-source flow-based development tool for visual programming, designed to connect devices, APIs, and online services through a web-based editor. It allows users to create flows that represent logic and processes by simply wiring together different components without writing extensive code. Node-RED is widely used for building Internet of Things (IoT) applications, automation tasks, and integrating various web services.

Features of Node-RED:

• Flow-based programming interface for easy creation of complex workflows.
• Built-in library of nodes for connecting to various devices, APIs, and services.
• User-friendly browser-based editor for designing and deploying flows.
• Highly customizable with the ability to create custom nodes and integrate third-party modules.
• Supports MQTT, HTTP, WebSocket, and other communication protocols for IoT and automation applications.

http://your-server-ip:1880
  

 node-red --version

Disclaimer: Node-RED® is an open-source project released under the Apache License 2.0. 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 are responsible for understanding and complying with licensing terms and regulations while using Node-RED.