Hewlett-Packard's Linux imaging and printing software
Enables use of SANE scanners from Windows, with or without TWAIN
Scan documents to PDF and other file types, as simply as possible.
WIA image scanner app for Windows 7 or newer
Document Scanning Made Easy for iOS
A graphical frontend to tesseract-ocr
Barcode scanner library for Android, based on the ZXing decoder
Easy-OCR solution and Tesseract trainer for GNU/Linux
Web scanner integrates with content repository through a REST Service
scanbd is a scanner button daemon looking for scanner button pressed
Free OMR - OCR web sofware based on javascript and PHP
A C# interface for TWAIN
Extract images contained in scans
Photo, Image and Video Organization Tool
Convert Photo CD to PPM
Yet Another Scan Wizard
Qt based Linux tool to scan images