Serial communication component for .NET.

communication with any device connected to serial port
easy of use and very powerful
uses multithreading and overlapping for maximum performance
available for .NET 2 - 4
source code included in full version
royalty free distribution in applications

uses ZBar bar code reader library
supports EAN-13/UPC-A, EAN-8, UPC-E, Code 39, Code 93, Code 128, Codabar, PDF417, GS1 DataBar, GS1 DataBar Expanded, Interleaved 2 of 5 and QR Code barcodes
available for .NET 2 - 4.5
source code included in full version
royalty free distribution in applications

.NET component for direct access to physical memory.

easy of use, fully autoconfigurable
royalty free distribution

Communication protocols 3964 and 3964R for .NET.
available for .NET 2 - 4
source code included in full version
royalty free distribution

Use OCR component to retrieve text from image, for example from scanned paper document.

uses Tesseract OCR engine and Leptonica image processing library
available for Delphi/C++ Builder 5 - XE6 and Lazarus 1.2.4
source code included in full version
royalty free distribution in applications