QuaggaJS

QuaggaJS: Open-Source Barcode Detection & Decoding

Real-time barcode detection and decoding in images and videos with QuaggaJS, an open-source JavaScript library for fast and efficient web barcode scanning.

What is QuaggaJS?

QuaggaJS is an open-source JavaScript library for real-time barcode detection and decoding in images and videos. It provides a fast and efficient way to implement barcode scanning functionality on the web using nothing but a browser.

Some key features of QuaggaJS include:

• Real-time barcode detection using getUserMedia
• Decodes various popular barcode formats like EAN, CODE 128, CODE 39, EAN 8, UPC-A, UPC-C
• Works on both images and videos
• Lightweight library with no dependencies
• Compatible across modern browsers like Chrome, Firefox, Edge
• Active community behind development and maintenance

By utilizing advanced image processing techniques like greyscaling, thresholding and convolution, QuaggaJS can quickly scan an image or video stream for barcodes. It draws bounding boxes around detected codes and extracts the encoded data. The decoding process runs entirely in the browser in real-time.

QuaggaJS provides a simple API to access the barcode scanner and decoder functionality. Configuration options allow tweaking parameters for improved detection and decoding accuracy. It exposes useful events to react to codes being detected and processed.

Overall, QuaggaJS makes it incredibly easy to build barcode scanning directly into web apps. It can be a useful library for mobile web apps, enterprise apps, POS systems, inventory software and other use cases benefitting from in-browser barcode scanning.

QuaggaJS Features

Official Links