CompreXX
Archives behave like folders in Explorer! Browse, copy files from, and add files to archives just like any regular folder. The plug-in based product ships with 7 plug-ins that have full support for 28 and extract support for 47 archive types. The product also contains 4 stand-alone archive applications - command line, wizards, WinZip style, and a professional archive studio. Email attachments you send with Outlook are automatically compressed.