Easy to use shareware tool for unzipping and installing your downloaded Internet files.

Command-line and Windows shell utility for manipulating ZIP archives. Supported formats: ZIP, CAB, RAR, GZIP and TAR.

A set of benchmarks designed to show the state of the art in lossless data compression, by Jeff Gilchrist.

Does automatic archiving and backup of recently modified.

Lossless compression for photoquality images. Cross-platform. SDK. Free reader.

Portable UNIX decompressor for the Microsoft Cabinet (.CAB) format.

Free zip file utility, which allows you to quickly, open, create, and modify ZIP archives. In addition, CAM Unzip supports password protection, and can run an archive's Setup file automatically after it is unzipped.

Free Zip/Unzip utility. CoffeeCup Free Zip Wizard has built-in E-mail and FTP functions, so you can Zip and send your files in one easy step.

ZIP and UNZIP Management complete with built-in Wizards to walk you through creating ZIP and EXE (self extracting) archives.

Free application to handle a variety of archive file formats, including .ace, .arc. arj, .cab, .gz, .lha, .jar, .rar, .tar and of course .zip. (Win 9x/NT/2000/Me)

New patent pending data compression methods. FlyZip XR data compression utility for Palm OS.

Tool that can help you make static HTML websites run 50% faster and save 50-80% of the bandwidth.

Designs, develops, and markets compression processors, encryption/compression processors, and software which provide alternatives for the implementation of high performance networks and tape storage devices. (Nasdaq: HIFN).

Develops Windows based compression and encryption software used for still images, documents, and streaming video.

Software house in Germany, with compression products for mainframe, midrange and mini systems.

Aims to show the maximum achievable compression ratio for several filetypes (text, executable). The best 80-100 programs for every filetype are shown in a table indicating compression ratio and switches/options used to achieve that compression.

Downloads, Support, Tips, Tricks and Tools. The RAR format, like the other newer formats (bZip, and SIT) compresses files better than the popular, but older Zip algorithm.

Quantization, Compression, and Coding Library. C source code freely available.

Specializing in data compression software technologies for wireless transmission, Internet acceleration, Microsoft Exchange and Lotus Notes E-mail acceleration, and PDA video conferencing, using cellular automata transforms.

A support site for RAR and WinRAR archivers.

Companion tool for WinRAR for preserving NTFS alternate streams.

Offers downloads, support forums and registration for RAR compression tools.

A ZIP File Manager that runs on a Web server and has a browser based interface.

High performance lossless image compression applications, utilities and libraries.

A efficient static huffman coder. The package contains source code, test program and documentation..

A compressor for video, animation and sound data includes video compression with twice the video quality and now uses the Bink audio codec for perceptually lossless 8 to 1 compression.

E-Space, compression software for online archiving and disk space management.

Offers MP3 codecs and voice compression algorithms.

Creates compressed TomeRaider files, allows unsurpassed text compression (45%-60%), plus TR files are portable between platforms of Windows, PDA (palm, pocket PC or psion)

This URL takes you to a compression FAQ that explains compression to technical people as well as describing the various programs, and what they do to users.

Third-party video compression software components for programmers.

Data compression utility for the OS/2 family of operating systems. Extensive drag and drop implementation and speech enabled utility that deals with "zip" and OS/2 "packed" archive formats.

Free web based stuffit to zip archive conversion.

Relative new though already used on many sites. When compared to WinZip the most important advantage of WinAce is better compression.

German site for WinRar.

WinZip is a windows data compression utility that focuses on the Zip data compression format for windows users. It took the lead from PKZIP when windows was introduced.

Split and rejoin WinZip(R) archives for e-mail transmission in two mouse clicks.

Delivers cross-platform data compression for data transfer, archiving, and retrieval.Part of the CoSORT family of sort and data manipulation solutions.

Makers of Zip and Unzip data compression controls for Windows developers that use ActiveX, OCX, VBX and DLLs.

Compressor for XML data, available as source code and binaries for Windows and Linux. [Freeware]

COM objects to Zip and Unzip files.

Takes all the ZIP archives from one directory and extracts them to another one, allows you to handle more than one ZIP archive at once. Free open-source software for Win32.

Works with popular archive types and has skin support.

Compression for Lotus Notes, that automatically compresses attached files into ZIP files or self-extracting files. Features full integration with the Lotus Notes email client software.

Zipsearch is shareware to search compressed zip archives for files inside archives. The program finds text strings within the files for viewing and changes.

A massively spiffy yet delicately unobtrusive compression library.

A compression tool under GPL. Zzip compression algorithm is mainly based on the Burrows-Wheeler Transform method developped by Mike Burrows and David Wheeler.