NAPS2 - NAPS2 is a document scanning application with a focus on simplicity and ease of use.
TurboScanner HD - TurboScanner HD is an app for iOS that enables you to convert the iPad or iPhone into a useful scanner and also serves as small fax or air printer in your pocket.
Simple Scan - Project information. Part of: The Gnome Project. Maintainer: Simple Scan Development Team. Driver: Simple Scan Development Team. Licence: GNU GPL v3.
Bfery Easy Scanner - Bfery Easy Scanner is a cross-platform solution that helps you scan certificates, documents, reports, tickets, and more with great ease.
XSane - A good proposal for SANE-2 has been written.
Docus - Docus is a simple yet powerful Document Scanner for Android that enables you to scan various types of documents with great ease.