AuditGuard AI: Your Privacy-First Local Tax & Bill Audit Assistant
What I Built AuditGuard AI is a full-stack , beginner-friendly web application designed for freelancers, small business owners, and taxpayers to automate bill auditing, category tracking, and tax compliance checks— without ever compromising sensitive financial data to third-party cloud servers. It

Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle Submission 💸
What I Built AuditGuard AI is a full-stack, beginner-friendly web application designed for freelancers, small business owners, and taxpayers to automate bill auditing, category tracking, and tax compliance checks— without ever compromising sensitive financial data to third-party cloud servers.
It is built using an MVC architecture (Node.js, Express, EJS, MongoDB Atlas, and modern CSS/Vanilla JS) and features 5 core pillars:
The AI-Powered Audit & Tax Bill Management Web Application is designed for accountants, corporate auditors, and finance officers. It automates receipt extraction, validates tax calculations (GST/VAT in Indian Rupees ₹), enforces strict mathematical integrity before saving bills, flags duplicate receipts and missing tax registration IDs, enables PII masking for sensitive numbers…