Node-RED is an open-source, flow-based development tool for visual programming, designed for wiring together devices, APIs, and online services. Built on Node.js, it provides an intuitive browser-based interface for creating applications through a simple drag-and-drop workflow, making it ideal for Internet of Things (IoT) projects, automation, and data integration tasks.

Features of Node-RED:

Flow-based programming with a drag-and-drop interface for creating workflows.
Supports integration with a wide range of devices, APIs, and services.
Built on Node.js for scalability and real-time event-driven applications.
Extensive library of pre-built nodes for various services, including MQTT, HTTP, and databases.
Custom node development and integration for specialized workflows.
Real-time monitoring and debugging of workflows through the browser-based UI.
Support for HTTP, WebSocket, and MQTT protocols for communication.
Flexible deployment options, including cloud, on-premises, and edge devices.

Run these commands:
$ sudo su
$ node-red

For node-red web page http://public_ip:1880

Disclaimer: Node-RED is open-source software provided under the Apache License 2.0. It is offered "as is," without any warranty, express or implied. Users are responsible for ensuring the ethical and legal use of Node-RED in their projects.

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