Welcome to Mini POS System
Mini POS System is a clean, modern, and lightweight Point of Sale application designed for small businesses, personal projects, and retail environments. Built with vanilla JavaScript and Tailwind CSS, it emphasizes simplicity, speed, and an expressive UI design.Quick Start
Get up and running in minutes
Installation
Install and configure the system
Features
Explore core features
API Reference
Browse the API documentation
Key Features
Offline-First Architecture
Works completely offline using IndexedDB for local data storage
Progressive Web App
Install on any device with full PWA support and service worker caching
Product Management
Add, edit, and delete products with real-time inventory tracking
POS Interface
Intuitive point-of-sale interface with cart management and checkout
Sales Reports
Generate detailed sales reports with date range filtering
Export & Print
Export to CSV and print thermal receipts for transactions
Technology Stack
Mini POS System is built with modern web technologies:- Vanilla JavaScript — No frameworks, just clean ES6+ modules
- Tailwind CSS — Utility-first styling for a modern interface
- IndexedDB — Client-side database for offline data persistence
- Service Workers — Offline caching and PWA capabilities
- Web Manifest — Native app-like installation experience
Use Cases
Small Retail Businesses
Small Retail Businesses
Perfect for small shops, cafes, and local businesses that need a simple, reliable POS system without expensive subscription fees.
Pop-up Stores & Events
Pop-up Stores & Events
Works completely offline, making it ideal for temporary retail locations, farmer’s markets, and events without reliable internet.
Personal Projects & Portfolios
Personal Projects & Portfolios
A great example of modern web development practices, suitable for learning or showcasing your skills.
Offline-First Applications
Offline-First Applications
Demonstrates best practices for building offline-capable web applications with IndexedDB and service workers.
Live Demo
Experience Mini POS System in action: View Live DemoNext Steps
Quickstart
Try it in 5 minutes
Core Features
Explore what it can do
Configuration
Customize for your brand