ABBYY FineReader - ABBYY's latest PDF editor software, FineReader 16 you can easily convert files like PDF to Excel, PDF to Word, edit, share, collaborate & more with this PDF editor!
NAPS2 - NAPS2 is a document scanning application with a focus on simplicity and ease of use.
Tesseract - Tesseract is an optical character recognition engine for various operating systems
Simple Scan - Project information. Part of: The Gnome Project. Maintainer: Simple Scan Development Team. Driver: Simple Scan Development Team. Licence: GNU GPL v3.
GImageReader - gImageReader is a simple Gtk/Qt front-end to the Tesseract OCR Engine.
VueScan - Third-party software for film scanners and flatbed scanners.