DocFetcher - DocFetcher is a portable German/English open source desktop search application.
GNU Find Utilities - The GNU Find Utilities are the basic directory searching utilities of the GNU operating system.
Everything by Voidtools - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
NTFS-Search - This tool enables users to search their NTFS formatted harddrives within seconds.
Regain OST Converter Tool - Professional utility to repair or convert offline OST files to Outlook PST file.
fd - A simple, fast and user-friendly alternative to 'find'.