dnGREP - dnGrep allows you to search across files with easy-to-read results.
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!
SearchMyFiles - Alternative to the standard Search For Files And Folders module of Windows. Duplicates search is also supported.
Ultra File Search - Ultra File Search is a Search Utility which is able to quickly find Files, Folders and Text on your Local, Network, DVD, CD-ROM, USB Hard or Flash Drives.
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