ExplorerXP

ExplorerXP is a very fast, small, compact and innovative FREEWARE (for non - commercial use) file manager for Windows 2000/XP. Unlike the regular Windows Explorer, it displays the total size of each folder and allows you to browse multiple folders from a tabbed interface.

Tabbed interface - all your windows (open folders) will appear inside a single ExplorerXP application. The tab bar provides a quick access to all open windows
Easy access to My Computer, Recycle Bin , My Documents & Desktop
Drag & Drop with Explorer, the tab bar and special folders on the main toolbar.
Multy rename tool - allows to rename multiple files in one step.
Displays folder size information and the real size of compressed files & folders.
Folder Size Cache - greatly improves the speed of the folder size calculations between sessions.
Merge / Split Tools.
Advanced copy/move.
Unicode support.
USB devices support.
Clean - recursively removes files that match given list of extentions or wildcards.
Groups - A group is a collection of folders, which users are able to access quickly or drag & drop files to them.
Configurable keyboard shortcuts.
Small download size - only 410 KB.