VB.NET QR Code Reader & Scanner SDK
Online tutorial for reading & scanning QR Code barcode images for C#, VB.NET, ASP.NET
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How to read, scan, decode QR Code images in VB.NET class, ASP.NET Web & Windows applications
- Scan QR Code
and GS1 QR Code
barcode in VB.NET class, Console applications
- Read QR Code barcode in VB.NET ASP.NET web projects
- Read, decode QR Code images in Visual Studio VB.NET Windows Forms applications
- Easy and simple to integrate QR Code reader component (single dll file) into your VB.NET project
- Detailed tutorials on read barcode in asp.net core web app using c#,
read barcode in c# windows application
- Complete developed in C# 2005, for .net framework 2.0 and later version
- Scanning, decoding QR Code from multiple image formats, like BMP, GIF, JPEG, PNG, TIFF formats
- Scanning, reading QR Code from multi-page TIFF documents
VB.NET QR Code Reader Introduction

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Scan, Read QR Code barcodes from images is one of the barcode reading functions in
.NET Barcode Reader SDK control. It is compatible for Microsoft Visual Studio .NET framework 2.0 and later version. VB.NET barcode scanner is a robust and mature .net barcode recognition component for VB.NET projects. You can easily scan and decode linear, 2d barcodes from image documents in your VB.NET class, console application, ASP.NET web projects, and VB.NET Windows software.
To help .net developers easiy integrate barcode reader control into your .net projects, we provide detailed online tutorial for
VB.NET Barcode Reader component supports scanning and reading 20+ linear, 2d barcodes, including
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Install VB.NET Barcode Reader Control to Your VB.NET Project

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- Copy OnBarcode.Barcode.BarcodeScanner.dll to your VB.NET project folder (do not copy dll file to your project bin folder).
- Add OnBarcode.BarcodeReader.dll to your VB.NET project reference
Reading QR Code in VB.NET Class

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Call BarcodeScanner.Scan() method in your VB.NET class, and pass your barcode image file, and QR Code barcode type (BarcodeType.QR Code) as method parameters.
Dim barcodes() As string = BarcodeScanner.Scan("qr-code-barcode-image.gif", BarcodeType.QRCode);
VB.NET Barcode Reading & Scanning Tutorials

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Barcode Reader Library for VB.NET - Barcode Image Reading
Common Asked Questions
How to read QR Code on desktop?
You can use barcode scanner software installed on computer or barcode scanner device to read and extract QR Code from image.
OnBarcode VB.net QR Code Reader library supports building Windows application with QR Code scanning and reading functions with few lines of Visual Basic source codes.
How to read a QR code that's on your screen?
To read a QR Code on your screen, try the following steps
- Take and save the screenshot of the QR Code image on the computer
- Use QR Code scanner software to read the QR Code from the image
VB.NET QRCode Reader library supports Visual Basic developers quickly to build a Windows (WinForms, WPF, or Console) application with QR Code decoder features integrated.
How do I scan a QR code with my phone?
You can download and install QR Code Scanner app on the iPhone or Android phones. OnBarcode VB.NET QR Code Scanner library supports building Xamarin application for iOS and Adroid with
QR Code reading functions.
How do you scan a QR code from an image?
Online QR Code decoder, QR Code Scanner software allow you to scan and extract a QR Code from an images.
Using OnBarcode QR Code Reader VB.NET SDK, you can quickly build online QR Code scanner based on Windows QR Code Scanner software using WinForms or WPF framework using VB.
Is there a scanner or reader for QR codes?
You can use iPhone and Android phone build-in QR Code Scanner app to read the QR Codes. If you are VB.NET developer, you can easily
build app for iOS and Android with QR Code Reader embed using VB.NET Barcode Reader library with Xamarin.