Important: since January 1st 2019, GdPicture.NET is targetting the .NET Framework 4.6 (previously 4.0).

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GdPicture 2D Barcode
Reader and Writer

100% royalty-free reading and writing engines, delivered as an optional plugin to a GdPicture.NET toolkit Edition:

QR-Code & Micro QR-Code barcode reading and writing

Datamatrix barcode reading and writing

PDF417 barcode reading and writing

Aztec Code barcode reading and writing

Online Barcode Recognition Demo


Add to your document processing applications the ability to write and decode 2D barcode types (QR-Code, Micro QR-Code, Datamatrix, PDF417, and Aztec Code) in more than 100 document formats, including Bitmap, Metafile, and PDF. Read 2D barcodes from any source such as stream, file, scanned image, clipboard, http, ftp, and more.

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Main features

  • Decode 2D barcodes from images and PDFs.
  • Generate 2D Barcodes to image and PDF files, in vector or raster format.
  • Detect and generate Datamatrix symbols.
  • Detect and generate PDF417 symbols.
  • Detect and generate QR-Code symbols.
  • Detect and generate micro QR-Code symbols.
  • Detect and generate Aztec Code symbols.
  • Get the string value of each 2D barcode recognized.
  • Get the bounding box of each 2D barcode recognized: top-left, top-right, bottom-left and bottom-right points.
  • Get the number of rows and columns of each 2D barcode recognized.
  • Read 2D barcode on a full page or on a region of interest.
  • Recognize partially destroyed symbols using Error Correcting Codes (ECC algorithm).
  • Benefit from full Unicode support for reading and writing.