Barcode & QR Code Scanner

About

A powerful FREE Chrome extension for scanning barcodes and QR codes from your camera, images, and PDF files using the open-source ZXing-WASM library. 100% FREE, no login required, no license needed, fully open-source.

Features
✅ Camera Scanning - Real-time barcode detection using your device camera
✅ Screenshot Capture - Select and scan any area on your screen with drag-to-select
✅ Image Upload - Scan barcodes from PNG, JPEG images
✅ Drag & Drop - Simply drag images or PDFs into the side panel
✅ Context Menu - Right-click on any image to scan barcodes directly
✅ PDF Support - Multi-page PDF barcode scanning with page navigation
✅ Multiple Formats - Supports QR Code, Code 128, Code 39, EAN, UPC, and more
✅ ZXing-WASM (Default) - 100% free, offline, no login or license required
✅ 30-Day Trial (Dynamsoft) - Sign in to obtain a trial license key; required only if you choose the Dynamsoft engine
✅ Side Panel UI - Modern, responsive interface that doesn't interrupt browsing
✅ Settings - Customizable options with floating icon toggle

Camera Scanning
1. Click 📷 button in the side panel
2. Allow camera permissions when prompted
3. Point your camera at a barcode
4. Results appear automatically
5. Click "Close" when finished

Screenshot Capture
1. Click ✂️ button in the side panel
2. Your cursor changes to a green crosshair
3. Click and drag to select the area containing the barcode
4. Release to capture - the selected area is automatically scanned
5. Results appear in the side panel

File Upload
1. Click 📁 button or drag files into the drop zone
2. Select an image (PNG/JPEG) or PDF file
3. For PDFs with multiple pages:
   - Use Previous/Next buttons to navigate pages
   - View summary of all detected barcodes
   - Switch between pages to see individual results
4. Results show all detected barcodes with format information

Drag & Drop
1. Drag any image or PDF file from your computer
2. Drop it into the side panel's drop zone
3. Automatic scanning begins immediately
4. Supported formats: PNG, JPEG, GIF, BMP, PDF

Context Menu (Right-Click)
1. Right-click on any image on a webpage
2. Select "Scan barcode from image"
3. Side panel opens automatically with results
4. Works on most web images