IoT-Based Attendance System

Automate attendance tracking with a smart, scalable, and secure IoT solution designed for schools, offices, and institutions.

How It Works

Step 1: RFID Scanning

Users tap their RFID cards on an ESP32-based reader, which captures the unique ID instantly.

Step 2: Data Transmission

The RFID data is securely transmitted to a cloud server using MQTT protocol for real-time processing.

Step 3: Data Storage

Attendance records are stored in a PostgreSQL database, ensuring reliability and scalability.

Step 4: Dashboard & Analytics

A React-based web dashboard displays real-time attendance data and generates automated reports.

Live Demo: Try It Out

Simulate an RFID scan by entering a card ID below:

Attendance Log:

Attendance Records

Date Time RFID ID User Status

Technology Stack

ESP32
RFID
Node.js
React
PostgreSQL
MQTT

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