find

Search folders or drives for unused files.

Search the iTunes Music Libary for tracks that do not have a cover Artwork.

This program finds the same files in the specified folders and drives.

This software utility is a free fast and search engine.

Extract and sort email addresses from text files with Automator.

The MX record finder utility. Usually MX record work as SMTP server.

Control your disk space usage by discovering files that are duplicated.

The built-in command line utility compact.exe

PHP script of binary executable with source code. Search/replace in a directory.

Locate Missing People Using Your PC - Missing Person Resources & Search Tool