Everything - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
DocFetcher - DocFetcher is a portable German/English open source desktop search application.
MasterSeeker - MasterSeeker is software to search and find files in your pc lightning fast.
FSearch - A fast file search utility for GNU/Linux based on GTK+3
Agent Ransack - Agent Ransack is a tool for finding files and information on your hard drive fast and efficiently.
RecentX - RecentX is an innovative launcher that gives you instant access to your files, folders, programs...