FreeCommander is the perfect explorer replacement in terms of file management :
- Fast
- Customizable (1 pane/ 2 panes , with or without folders treeview, vertical or horizontal split , ...)
- Folder Sync option
- FTP management
- Easy access to system folders
Homepage : http://www.freecommander.com/
Alternatives :
A43 explorer : less customizable for my taste ; not supported anymore
Cubic explorer : not as light as FreeCommander
ExplorerXP : not so many features