WinAce features
WinAce is not just another archiving shell. With it's own powerful compression format ACE and built-in support for other popular compression types like ZIP, RAR and MS-CAB (to name a few), WinAce could actually become the only archiver you need.
The feature list of WinAce includes:
compression of the following formats: ACE, ZIP, LHA, MS-CAB, JAVA JAR
decompression of: ACE, ZIP, LHA, MS-CAB, RAR, ARC, ARJ, GZip, TAR, ZOO, JAR
multi-volume (disk spanning) archives for ACE, ZIP, CAB
self-extracting archives (SFX) for ACE and ZIP
password encryption & recovery records for data protection
Integrity check for ACE, ZIP, LHA, MS-CAB, RAR, ARC, ARJ, GZip, TAR, ZOO, JAR
Repair functionality for ACE and ZIP archives
Authenticity verification for ACE archives
comment files in HTML, ANSI or ASCII for ACE- and ZIP-Archives
full command line access (compatible with DOS ACE)
detailed information for all archive types
Quickviewer for graphic files, Word Documents, HTML pages and ASCII files
full drag&drop support
complete file-management (copying, moving and deleting of files and directories)
optimization of existing archives
access to your archives in Windows Explorer and via the context menu (shell extension)
table of contents in the "Properties" panel of ACE and ZIP files (shell extension)
... and so much more!
 
http://www.winace.com/
 
http://www.winace.com/sfxfact.html