Everything by Voidtools - Everything. Locate files and folders by name instantly. Everything. Small installation file. Clean and simple user interface.
Midnight Commander - GNU Midnight Commander is a visual file manager, licensed under GNU General Public License and...
DocFetcher - DocFetcher is a portable German/English open source desktop search application.
Double Commander - Double Commander is a cross-platform open source file manager with two panels side by side.
Recoll - Recoll is a desktop full-text search tool. Recoll finds keywords inside documents as well as file names.
Thunar - Thunar is a modern file manager for the Xfce Desktop Environment.