Delphi and C++ Builder components to acquire images from scanner devices.

uses standard Windows Image Acquisition API
supports interactive and non-interactive image scanning
supports flip, rotate, crop, scale, stamp filters
supports BMP, PNG, GIF, JPEG and TIFF image formats
available for Delphi/C++ Builder 7 - 10.2 and Lazarus 1.6.4
source code included in registered version
royalty free distribution in applications

Use OCR.NET component to retrieve text from image, for example from scanned paper document.
uses Tesseract OCR engine and Leptonica image processing library
available for .NET 2 - 4.7
source code included in registered version
royalty free distribution in applications

Best Document Imaging SDK
Document viewing, processing, printing and scanning (TWAIN & WIA).
Built-in fast and accurate document conversion engine (ie: docx to pdf).
Reading, cleaning, writing and converting documents in more than 100 formats, TIFF, PDF, DOCX, DICOM & JBIG2 included.
OMR, OCR, MICR, Document Recognition, barcode reading and writing (linear & 2D).
Annotations for image and PDF within Windows and Web applications.
Color detection & MRC engine for image and PDF compression.

ImageGear for .NET adds enterprise-class image viewing, processing and editing functions easily to any application, with support for more than 100 file formats and expanded functionality such as optical character recognition (OCR), barcode recognition and support for medical DICOM images.