Browsers

Notes on browser extensions, experimental web APIs, and CORS debugging for frontend and PWA work.

In this section

Page	Topic
Extensions	SingleFile and related tools
API's	Shape Detection, Barcode Detection, image scanning
CORS Errors	Cross-origin resource sharing troubleshooting

Quick links

• Save complete pages offline → SingleFile
• Scan barcodes in the browser → Barcode Detection API
• Fix Access-Control-Allow-Origin issues → CORS Errors

Related

• Software Engineering
• Frontend