DocFetcher
Description: DocFetcher is an open source desktop search application for Windows, Linux and Mac OS X that indexes documents on your computer and allows fast keyword searching.
Type: software
Pricing: Free
Gawk
Description: Gawk is a text processing program and pattern scanning language designed for processing text files. It is the GNU implementation of awk, a popular data extraction and reporting tool in Unix.
Type: software
Pricing: Free