xceed zip compression library

Highly flexible 100% managed zip & data compression class library for .NET

Flexible zip & data compression class library for .NET Compact Framework

Fast compression and high-ratio compression toolkit with strong encryption.

An easy-to-use streaming compression library with strong encryption.

VC++ 8.0 class library for .zip file format, .gzip, Unix .Z, and self-extractor

VC++ 7.0 class library for .zip file format, .gzip, Unix .Z, and self-extractor

VC++ 6.0 class library for .zip file format, .gzip, Unix .Z, and self-extractor

ast, easy-to-use, feature-rich ActiveX Zip Component / Control.

Add flexible, high-performance FTP file transfer to your apps quickly and easily

Ruby Zip Library