If you are looking for free zip software then you can't go wrong with the excellent 7-Zip package. With a fantastic range of features, full compatibility with zip and best of all totally free. This package will suit all of your Zip file needs!
7-Zip works in Windows 7 / Vista / XP / 2008 / 2003 / 2000 / NT / ME / 98. There is a port of the command line version to Linux/Unix.
