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

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

CAM UnZip - 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 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)

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).

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

Aims to show the maximum achievable lossless data compression ratio for several filetypes (text, executable, bmp). The best 150+ programs for every filetype are shown in a table indicating compression ratio and switches/options used to achieve that compression.

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.

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

A support site for RAR and WinRAR archivers.

High performance lossless image compression applications, utilities and libraries.

German reseller of WinRAR, with information in English and German. Prices in Euros.

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

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)