Barcode Reader for .NET > Read Barcode in .NET

How to Read & Scan Barcode in .NET Application

Use KA.Barcode Reader for .NET to Scan and Read Linear & 2D Barcode Images in .NET
  • Completely integrated into Visual Studio .NET, ASP.NET, C#, VB.NET applications
  • 100% developed in C#.NET 2005, supporting .NET framework 2.0 and above
  • Effectively add advanced barcode recognition features in .NET web and windows projects
  • Read and scan barcode images from any direction in 360 degrees using .NET class library
  • Support high-speed scanning multiple linear & 2d barcodes in one image at a time
  • Decode barcodes from GIF, JPEG, PNG, TIFF file formats and .NET image objects
  • Recognize 2d (matrix) barcode images in .NET, including QR Code, PDF-417, and Data Matrix
  • Scan 1d (linear) barcode images in .NET, like Codabar, Code 39, Code 128, EAN-13, UPC-A, etc
Download Free KA.Barcode Reader for .NET Trial
Perpetual Trial
Users are free to use this trial version for an unlimited period of time.
Limits of Trial
This barcode reader for .NET trial will decode the first character of a barcode randomly. And it is not permitted to use this version for any business application. For commercial purpose, please purchase the applicable license.
How to Install KA.Barcode for ASP.NET
After unzipping the trial package, you will find "KeepAutomation.BarcodeReader.dll".
Add Project Reference
Firstly, please add "KeepAutomation.BarcodeReader.dll" to your Visual Studio project reference.
  • Click "Project" and select "Add Reference...".
  • Click "Browse" to locate your "KeepAutomation.BarcodeReader.dll", and click "OK".
  • Now you can use "KeepAutomation.BarcodeReader" as the namespace for your .NET class project.
How to Read & Scan Barcode in .NET Application

How to Read Barcodes from Image File
Simply pass your target barcode image file and barcode type to "BarcodeReader.readBarcode" method. Then, our .NET Barcode Reader Control will immediately scan & output all barcodes found.
C# Sample code
     String[] datas = BarcodeReader.readBarcode("C://csharp-sample-code128.png", BarcodeType.Code128);
VB Sample code
     Dim datas As [String]() = BarcodeReader.readBarcode("C://vbnet-sample-code128.png", BarcodeType.Code128)
How to Scan Barcodes from .NET Image Object
Below is an example of reading barcode images from C# "System.Drawing.Bitmap object" or VB.NET "Dim object As System.Drawing.Bitmap".
C# Sample code
     System.Drawing.Bitmap bmp = ...

String[] datas = BarcodeReader.readBarcode(bmp, BarcodeType.Code128);

VB Sample code
     Dim bmp As System.Drawing.Bitmap = ...

Dim datas As [String]() = BarcodeReader.readBarcode(bmp, BarcodeType.Code128)
Download Free Trial How to InstallHow to Read BarcodeData Matrix for .NETPDF417 for .NETQR Code for .NETCodabar for .NETCode 39 for .NETCode 128 for .NETEAN-8 for .NETEAN-13 for .NETInterleaved 2 of 5 for .NETUPC-A for .NETUPC-E for .NET
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