DocFetcher - DocFetcher is a portable German/English open source desktop search application.
FileSeek - FileSeek is an easy-to-use file search app that includes advanced functionality for power users!
SMF – Search my Files - SMF - Search my Files v13 is the fastest duplicate files finder and a multi-dimensional - file searcher, - file copier / mover, - file deleter / eraser, - and
VX Search - VX Search is an automated, rule-based file search solution allowing one to search files by the file...
Everything by Voidtools - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
dnGREP - dnGrep allows you to search across files with easy-to-read results.