All Sites

» 1StepUnzip

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

http://1stepunzip.com/

» 7-Zip

Open source Windows utility for manipulating archives. Formats 7z, ZIP, GZIP, BZIP2 and TAR are supported fully, other formats can be unpacked.

http://www.7-zip.org/

» ARC

File archiving and compression utility developed by Thom Henderson and which was popular before zip became predominant in the nineties.

http://sourceforge.net/projects/arc

» ARJ Software

Offers file compression utilities using the ARJ format for 32 and 64 bit versions of Windows.

http://www.arjsoftware.com/

» Archive Comparison Test

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

http://www.compression.ca/

» Automatic File Archiver by JSPayne

Does automatic archiving and backup of recently modified.

http://www.jspayne.com/filearchiver/

» BitJazz Inc.

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

http://www.bitjazz.com/

» CAM UnZip

Free zip file utility for opening or creating ZIP archives. Supports password protection.

http://www.camunzip.com/

» CoffeeCup Zip Wizard

Free Zip and Unzip utility including Zip Wizard that has built-in e-mail and FTP functions allowing files be compressed and sent in a single step.

http://www.coffeecup.com/zip-wizard/

» FilZip

Free and simple to use Windows application that handles a variety of archive file formats, including .ace, .arc, .arj, .cab, .gz, .lha, .jar, .rar, .tar and of course .zip.

http://www.filzip.com/

» GZIPSite Website Compression

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

http://www.applet.dk/

» Hifn Inc.

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).

http://www.hifn.com/

» Info-ZIP

Free, portable compression and extraction utilities for archives compressed in .zip format. Discussion forum, source code, and binaries for several platforms.

http://www.info-zip.org/

» JET-Software

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

http://www.jet-software.com/

» Maximum Compression

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.

http://www.maximumcompression.com/

» P7ZIP

A command line port of the 7zip utility to Unix, Mac OS X and BeOS.

http://p7zip.sourceforge.net/

» PKWARE

PKZIP is the original security and compression utility for Windows desktop, server, IBM OS and Linux. Offers 30 day free trial period.

http://www.pkware.com/

» QccPack

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

http://qccpack.sourceforge.net/

» QuikCAT Technologies

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.

http://www.quikcat.com/

» RAR/WinRAR support site

A support site for RAR and WinRAR archivers.

http://www.rarlab.com/

» RICAZip

High performance lossless image compression applications, utilities and libraries.

http://www.ricazip.com/

» Rarissimo

Companion tool for WinRAR for preserving NTFS alternate streams.

http://peccatte.karefil.com/Software/Rarissimo/RarissimoEN.htm

» Smacker Video Technology

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.

http://www.radgametools.com/smkmain.htm

» SolutionSoft Systems, Inc.

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

http://www.solution-soft.com/

» StuffIt

Creates and expands 25 different files including Stuffit, ZIP, SIT, RAR, MIME on Windows, Macintosh, and Unix.

http://www.stuffit.com/

» USENET Compression FAQ

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.

http://www.faqs.org/faqs/compression-faq/

» Video Compression Components

Third-party video compression software components for programmers.

http://www.imaging-components.com/

» WinAce

Shareware utility. When compared to WinZip the most important advantage of WinAce is better compression.

http://www.winace.com/

» Xceed Software Inc.

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

http://xceed.com/

» ZBit Inc.

COM objects to Zip and Unzip files.

http://www.zbitinc.com/

» ZipMail

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.

http://www.notes-compression.com/

» Zipsearch

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

http://www.filehunter.com/ZipsearchDetails.htm

» Zzip

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

http://damiendebin.net/archives/zzip/

» ncompress

Free LZW file compressor mainly used for creating tar.Z archives, released as source code. For UNIX systems.

http://ncompress.sourceforge.net/

» rzip

Open source utility for Unix, similar in functionality to gzip or bzip2, but able to take advantage of long distance redundancies in files, which can sometimes produce better compression.

http://rzip.samba.org/

» x-PRESS

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

http://www.iri.com/public/solutions/xpress/xpress.htm

» zlib

A massively spiffy yet delicately unobtrusive compression library.

http://www.zlib.net/