Unreal Commander's characteristics:
Two-panel interface
UNICODE support
Extended search of files
Multi-rename tool
Synchronization of directories
Support of archives ZIP, RAR, ACE, CAB, JAR, TAR, LHA, GZ, TGZ, ARJ
Built-in FTP client
Thumbnail mode
Folder tabs
Support of WLX/WCX/WDX plugins
Build-in viewer and quick view function
Network support
Drag and Drop Support
History and Hotlist functions
Copy/move/delete files background mode support
Deleting files with WIPE
Background pictures support
Visual styles: color categories of files, fonts for all interface elements
and more.

Supported languages:
Belarusian (Беларуская)
Bulgarian (Български)
Chinese simplified (简体中文)
Chinese traditional (繁體中文)
Czech (Ceský)
Danish (Dansk)
Dutch (Nederlands)
English (English)
French (Français)
Georgian (ქართული)
German (Deutsch)
Hungarian (Magyar)
Italian (Italiano)
Korean (한국어)
Ossetic (Ирон)
Polish (Polski)
Romanian (Română)
Russian (Русский)
Serbian latin (Srpski)
Serbian cyrillic (Српски)
Slovak (Slovenský)
Spanish (Español)
Swedish (Svenska)
Ukrainian (Українська)

Version 2.02
Added:
Thumbnail mode
WDX plug-in support
Hard link creation
Sub tool bars in the tool bar
File list scaling
Placing network resources in the network root
Language file editor
Tattoo and glass effects for dialog windows
Storing the settings in the Windows registry
A new style for rendering list items
Directory hashing
Saving group renaming profiles
Quick history clearing
Displaying free disk space in the select disk dialog
Optional use of IEC standard (KiB, MiB, GiB)
some minor improvements

Fixed:
Some bugs when using drag’n’drop
Bug when going to differences found in the file comparison window
Bug when running a file search with specifying the file size
Bug when splitting a file in the same directory
Incorrect column widths in the synchronization window
FTP reconnection bug
Bug when dimming a background window
Bug when saving the ignore list
some minor bugs