Unreal Commander is simple, free, easy to use file manager for your computer.

Features:
Extended search of files
Dirs synchronization
Support of archives ZIP, RAR, ACE, CAB, JAR, TAR, LHA
Support of LS-plug-ins and WCX-plug-ins
Build-in viewer and quick view function
Support Drag and Drop at work with other applications
History and Hotlist buttons
Deleting files with WIPE
Background pictures support
Visual styles: color categories of files, fonts for all interface elements