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.
regexxer - regexxer is a nifty GUI search/replace tool featuring Perl-style regular expressions.
VX Search - VX Search is an automated, rule-based file search solution allowing one to search files by the file...
Advanced Recent Access - Advanced Recent Access is designed to see more properties of your recent used resources (files and directories). Key features: can see more properties of the recent resources, such as path, size, type, date modified and date created. And more.
dnGREP - dnGrep allows you to search across files with easy-to-read results.