zipdiff (Popularity: )
http://zipdiff.sourceforge.net/ An open source Java utility for comparing two zip files. Also suitable for JAR, EAR, WAR and RAR files.
UltimateZip (Popularity: )
http://www.ultimatezip.com/ Supports a wide variety of achive types, creates self extracting archives, integrates with mail and virus scan, and integrates with ...
ZIPGenius (Popularity: )
http://www.zipgenius.it/ A full-featured ZIP program with SFX and ZIP-64 support. Also supports AES encryption 7-ZIP format and integrated image-viewing.
ZipItFast (Popularity: )
http://ZIPitFast.com ZIP program with a skinned interface and full support for over 20 compression formats.
MultiZipper (Popularity: )
http://www.multizipper.com/ Unzip program for Windows that doesn't prompt before overwriting files. Supports shell links, drag and drop, and command line.