grep - grep is a command-line utility for searching plain-text data sets for lines matching a regular...

NAPS2 - NAPS2 is a document scanning application with a focus on simplicity and ease of use.

PowerGREP - Quickly search through large numbers of files on your PC or network using powerful text patterns to find exactly the information you want. Search and replace with plain text or regular expressions to maintain web sites, source code, reports, ...

Simple Scan - Project information. Part of: The Gnome Project. Maintainer: Simple Scan Development Team. Driver: Simple Scan Development Team. Licence: GNU GPL v3.

dnGREP - dnGrep allows you to search across files with easy-to-read results.

XSane - A good proposal for SANE-2 has been written.