Camera OCR Web Application

A web application that allows users to capture images using a mobile camera and perform OCR (Optical Character Recognition) using AI through OpenRouter API.

Features

• Mobile camera integration (optimized for iOS)
• OCR processing using OpenRouter AI API (google/gemini-2.0-flash)
• User authentication (username/password)
• Cross-device text sharing
• Admin account for management

Setup

Prerequisites

• Node.js (v14+)
• MongoDB

Installation

1. Clone the repository
2. Install dependencies:

   npm install
   cd client && npm install
   cd ../server && npm install
   

3. Configure environment variables in .env files
4. Start development servers:

   # Start backend server
   cd server && npm start
   
   # Start frontend development server
   cd client && npm start
   

Environment Variables

Create .env files in the server directory with the following variables:

PORT=5000
MONGODB_URI=mongodb://localhost:27017/camera-ocr-app
JWT_SECRET=your_jwt_secret
OPENROUTER_API_KEY=your_openrouter_api_key

Usage

1. Access the web application on your mobile device
2. Log in with your credentials
3. Capture images using the camera
4. View the OCR-processed text
5. Copy the text on any of your devices