ArchiveXpert 

This easy to use utility enables you to extract, edit, and create new compression files in seconds. Supporting over 25 popular archives and compression algorithms ArchiveXpert is the most complete archive utility available today.
zip compression free winzip winrar rar ace archive unzip

Zip Assistant 

A program for reading and writing standard zipfiles .Easy for new users, powerful for advanced users.
zip compress file backup

Pass-IT 

Pass-IT allows you to archive (or "zip") your files into one easy-to-use self extracting .exe file. Send files to colleagues, customers, friends or family -- the recipient doesn't have to have any "unzipping" utility to open your archive!
zip unzip archive unarchive unzipping

Multi-ZIP-licity 

Multi-ZIP-licity is a program for processing multiple ZIP files. It extracts files from multiple archives and creates multiple archives. Extra tools allow to encrypt and decrypt files, list folders as text, change attributes and shred files.
archive multizip multiunzip unzipping encryption decryption shredding security

CCZip 

CCZip is a fast, efficient and powerful ZIP utility. It provides intuitive zipping, unzipping, disk spanning, SFX, and encoding. More importantly, it provides built-in tools to work with archive files without unzipping.
unzip zip compress decompress unzipper

Chilkat Zip ActiveX - Affordable Zip ActiveX 

An affordable, advanced, feature-rich Zip ActiveX compression component that can satisfy your application's file and data compression needs. Includes file and in-memory Zip and Unzip, AES encryption, Zip password-protection, self-extract, more...
zip unzip compression component activex self-extracting com asp vb visual basic c++ borland microsoft