Project · 2025–26 · IoT + AI + Full-Stack

The Future of
Smart Grocery
Shopping

RFID hardware + edge computing + Gemini AI + barcode scanning + voice control.
Queue-free. Intelligent. Real-time. Interactive demos below ↓

▶ Try Live Demos Source Code
6
Live Demos
20
Features
24
Products
3
System Layers
🎮 Interactive

Live Demos & Simulations

Click each tab and interact with simulations of every core feature.

📡 Real-Time RFID Cart Simulation
🏪 Store Shelf
🥛 Organic Whole Milk₹64 · UID:04:A2
🍞 Sourdough Bread₹55 · UID:A1:2F
🥚 Free Range Eggs₹110 · UID:C3:88
🍵 Tata Tea Gold₹150 · UID:H8:33
🍚 India Gate Rice₹185 · UID:F6:11
🧈 Amul Pure Ghee₹275 · UID:M3:88
🍟 Lays Magic Masala₹20 · UID:R8:44
System Log
System ready · Awaiting RFID scan...
🛒 Smart Cart 0
Place items in cart to start scanning
Total
₹0.00
Waiting for scan...
🤖 Gemini AI Shopping Assistant
Try asking:
Cart Context:
Empty cart
🤖
Smart Cart AI● Powered by Gemini
🤖
Hi! I'm your AI shopping assistant powered by Gemini. I can help you plan your groceries, suggest recipes, check nutrition, and optimize your budget. What would you like to know?
📷 Camera Barcode & QR Scanner
Click "Start Scanner" to begin
✓
Product Found!
₹0
Products with Barcode/QR:
📱 Scanned Items
No items scanned yet
Cart Total: ₹0.00
🎤 Voice Command Shopping
Tap the mic to speak
Try these commands:
🛒 Voice Cart
No items added yet. Use voice commands!
Total:₹0.00
Command History
📊 Admin Dashboard — Live Data Stream
🛒
0
Orders Today
💰
₹0
Revenue
🛒
0
Active Carts
📦
24
Products
Category Breakdown
Dairy
32%
Pantry
28%
Snacks
22%
Beverages
12%
Spices
6%
⚡ System Log ● LIVE
🗄️ Live Database Preview
💰 Budget Tracker — Smart Spending
₹100 ₹2000
₹500
₹0 spent 0%
Remaining:₹500
Add Items to Track
Your List
No items added yet
Complete Feature Set

All 20 Features at a Glance

6 phases from core MVP to next-level AI & AR — every feature mapped out.

System Design

3-Layer IoT Architecture

From RFID chip to cloud — a complete hardware-to-AI pipeline.

⚡
Layer 1

Embedded

ESP32 · RFID · SPI · Arduino

MQTT / Serial
🔄
Layer 2

Edge Gateway

Raspberry Pi · MQTT Broker

REST API
☁️
Layer 3

Cloud + AI

Node.js · SQLite · Gemini

React UI
📱
Interfaces

User Devices

Mobile · Dashboard · Web

Tech Stack

Current & Planned Technologies

How the stack evolves from MVP to production.

✅ Current Stack (Live)
⚛️
React 19 + TypeScriptFrontend UI
⚡
Vite 6Dev server & bundler
🟢
Node.js + ExpressREST backend API
🗄️
SQLiteLocal persistence
🤖
Google Gemini APIAI assistant
📡
RFID + MQTTHardware layer
→
🚀 Planned Upgrades
🐻
ZustandState management
🔥
Firebase Auth + RTDBAuth + real-time sync
🍃
MongoDBProduction database
📷
html5-qrcodeBarcode scanning
🎤
Web Speech APIVoice control
🌀
WebXR + Three.jsAR shopping
The Team

Built by students, for real stores

A collaborative project at the intersection of IoT, AI, and full-stack engineering.

R

Rishvin Reddy

Full-Stack & AI Integration

github.com/RishvinReddy ↗
N

Nithya

Hardware & Embedded Systems

RFID · ESP32 · MQTT
V

Vindhya

UI/UX & Mobile Interface

React · TypeScript · Design