billing-app

command-line billing application built using Go

Smart POS App & Point-of-Sale Billing System built with React and Vite, featuring dual bill-counter and customer displays, barcode scanning, billing, receipts, analytics, and demo QR payments.

An offline-first billing and invoicing app built with Flutter, featuring sales & purchase management, customer/vendor records, item-wise billing, GST calculations, and PDF invoice generation using local SQLite storage.

A simple, modern, and responsive billing web app. Designed for small businesses like tailoring shops to quickly calculate prices, discounts, and totals.

Offline-first Flutter invoicing app demonstrating Clean Architecture, Cubit state management, Isar persistence, PDF generation, RTL localization, financial analytics and automated testing.

GST-compliant billing SPA built for a real footwear retailer. Reduced billing time from 2 min → 20 sec. Auto CGST/SGST, financial-year invoice numbering, customer records, sales reports + CSV export. In production. React · Tailwind · localStorage.

A fast & lightweight Angular web app to generate tax invoices with PDF export, local storage, and history filters.

A responsive and easy-to-use invoice generator built with React and Bootstrap. Generate, preview, and print professional invoices instantly. there are some shop owner who uses this application

POS Terminal for Provision Store Managers

💸 A responsive billing interface featuring dynamic tip calculations, custom percentage inputs, and real-time bill splitting. Built with a mobile-first approach and focused on precise input validation.

A comprehensive, offline-first Flutter application designed for solar panel businesses to manage customer billing, generate professional PDF invoices, track sales, and maintain complete business records. Built with SQLite for robust offline performance on Android and Windows.