Everything by Voidtools - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
WizFile - WizFile is a rapid file search utility.
ANGRYsearch - Instant file search, showing results as you type.
DocFetcher - DocFetcher is a portable German/English open source desktop search application.
SwiftSearch - SwiftSearch is a lightweight program whose purpose is to help you quickly find the files you need...
MasterSeeker - MasterSeeker is software to search and find files in your pc lightning fast.