Chilkat Zip Class Library for VC++ 8.0
The Chilkat Zip C++ class library can be used with Microsoft Visual C++ 8. 0, and provides C++ classes for creating, managing, and unzipping Zip archives. It supports zip and unzip progress monitoring, in-memory zipping and unzipping, AES strong-encryption, Gzip, Unix . ... The Chilkat Zip components draw on over 7 years of zip compression component development, and have an established user base of approximately 10,000 customers. ... Chilkat's licensing provides for free new-version upgrades, 1 year unlimited email and phone support, and royalty-free redistribution.
http://www.chilkatsoft.com/download/ChilkatVc8.zip - 12Mb - Download - Screenshot

Chilkat Zip ActiveX Component
The Chilkat ActiveX Zip Component can be used with any programming language supporting ActiveX (VB6, ASP, Delphi, VBScript, etc. ) and provides managed classes for creating, managing, and unzipping Zip archives. It supports zip and unzip progress monitoring, in-memory zipping and unzipping, AES... The Chilkat Zip components draw on over 7 years of zip compression component development, and have an established user base of approximately 10,000 customers. ... Chilkat's licensing provides for free new-version upgrades, 1 year unlimited email and phone support, and royalty-free redistribution.
http://www.chilkatsoft.com/download/ZipActiveX.msi - 1Mb - Download - Screenshot

CAM UnZip
Unzipping (and zipping) made easy... and free... Finally! CAM UnZip is an easy-to-use ZIP file utility that opens, creates and modifies ZIP files quickly and easily.
http://www.camdevelopment.com/products/cuzsetup.exe - 859Kb - Download - Screenshot

Chilkat .NET Zip Component
The Chilkat . NET Zip Component can be used with any Microsoft Visual Studio programming language (C#, VB. NET, ASP. NET) and provides managed classes for creating, managing, and unzipping Zip archives. It supports zip and unzip progress monitoring, in-memory zipping and unzipping, AES... The Chilkat Zip components draw on over 7 years of zip compression component development, and have an established user base of approximately 10,000 customers. ... Chilkat's licensing provides for free new-version upgrades, 1 year unlimited email and phone support, and royalty-free redistribution.
http://www.chilkatsoft.com/download/ChilkatDotNet.msi - 1Mb - Download - Screenshot

Chilkat .NET Zip Component (2.0 Framework)
The Chilkat . NET (2. 0 Framework) Zip Component can be used with any Microsoft Visual Studio 2005 programming language (C#, VB. NET, ASP. NET) and provides managed classes for creating, managing, and unzipping Zip archives. It supports zip and unzip progress monitoring, in-memory zipping and... The Chilkat Zip components draw on over 7 years of zip compression component development, and have an established user base of approximately 10,000 customers. ... Chilkat's licensing provides for free new-version upgrades, 1 year unlimited email and phone support, and royalty-free redistribution.
http://www.chilkatsoft.com/download/ChilkatDotNet2.msi - 1Mb - Download - Screenshot

Zip Repair Pro
Zip Reapir is a utility that will repair corrupt Zip files. Zip Repair creates an error free backup of your original damaged Zip file for instant access. No special skills are required to fix Zip files. Fix CRC errors in Zip files. Supports repair of damaged spanned Zip volumes. ... Repair Zip64 file format.
http://download.getdata.com/ZipRepair-Setup.exe - 1Mb - Download - Screenshot

7-Zip
7-Zip is a file archiver with the highest compression ratio. The program supports 7z, ZIP, RAR, CAB, ARJ, LZH, CHM, CPIO, RPM, DEB, GZIP, BZIP2, Z and TAR formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format. Also 7-Zip compresses to ZIP 2-10% better than... 7-Zip has additional powerful command line version and FAR Manager support.
http://prdownloads.sourceforge.net/sevenzip/7z432.exe - 821Kb - Download - Screenshot

ZipGiz
Zips up entire directory plus subdirectories and optionally emails zip file to anywhere you like. Can be automated to perform this on a nightly basis. Perfect for small business websites! Super low cost!
http://www.zipgiz.com/DownloadZipGiz.asp - 631Kb - Download - Screenshot

Kernel ZIP - Repair Corrupt ZIP Files
Kernel for ZIP - corrupted ZIP archive recovery software supports zip files compressed using Winzip or other zip compression utilities. Kernel for ZIP - recovers files from corrupted ZIP archives corrupted due to incomplete download, virus attacks or CRC errors. ... Kernel for ZIP File Repair Software uses quick algorithm for searching and repairing corrupted zip archives and hence is a fast, simple and easy to use ZIP File Repair Software, which helps you to recover and repair your corrupt ZIP archive files in minutes.
http://www.nucleustechnologies.com...loads/Nucleus-Kernel-ZIP-Demo.exe - 1Mb - Download - Screenshot

Absolute Packager
Absolute Packager lets you create self-extracting zip files quickly and easily. Its polished, fully customizable self-extracting zip files are designed to inspire confidence and maximize end-user convenience. Use the self-extracting zip files to distribute files in personalized packages that... ZIP" and it turns into a regular zip file that can be manipulated by popular programs such as WinZip, without affecting its status as a self-extracting zip file. ... Its self-extracting zip files are full featured self-extracting Zip files that support advanced features such as password encryption,...
http://www.download.xceedsoft.com/XceedAbsolutePackager.exe - 960Kb - Download - Screenshot