Qr Code Reader Chrome extension icon

Qr Code Reader

👥 70K+ users
📦 v0.3.2
💾 247KiB
📅 2026-02-18
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Scans QR codes and barcodes from your camera or local image files with ease, allowing you to quickly read text, links, ISBN numbers, coupons, and contact information. The extension's history feature keeps track of your last 100 scans, making it a convenient tool for anyone who frequently needs to decode QR codes, including students, researchers, and professionals in various industries. With its ability to detect multiple codes on a single image and support for multiple protocols, this extension is a valuable asset for anyone looking to streamline their barcode scanning process.

Overview

A powerful QR-code (Quick Response code) and barcode scanner supports scanning from the camera or local image files and keeps the history of the last 100 scans. It supports almost all known formats, including text, link, ISBN, coupon, and contact.

Privacy:
This extension does not rely on any external services to perform detection. There is no server-side interaction whatsoever.

Features:
1. Read multiple QR-codes on a single image
2. Supports multiple protocols
3. Saves the history of scanned items
4. Drop local image files to the user interface
5. Uses both native method and ZBar library to maximize the detection power.

This extension uses ZBar c-library, to extract multiple QR-codes and barcodes in a single image frame.

What is a QR code?
It is a type of matrix barcode that is a machine-readable optical label.
A QR code contains information about the item to which it is attached. A QR code uses four standardized encoding modes (numeric, alphanumeric, byte/binary, and kanji) to store data efficiently.

What is a barcode?
It is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths and spacings of parallel lines.

Tags

Productivity/tools developer productivity/tools

Privacy Practices

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

🔐 Security Analysis

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