Compression

PowerArchiver Free is the latest version of the award winning compression utility - now Free! New ZIP engine fully supports ZIPX archives (LZMA, JPEG, PPMD, WavPacl, BZ2 format support) and makes PowerArchiver the only compression utility fully compatible with WinZip 12/13/14. Other ZIP/ZIPX...

For most people, BiGZiP is a FREE Java based compression utility. It does what other programs do but in a Java Environment, so no matter what your OS is, as long as you can run Java, you can run BiGZiP. For developers, BiGZiP gives you the freedom to plug in your own compression engines...

GNet Server - Network compression client/server software. Compresses data over slow networks to save on the cost of bandwidth. Server is developed for Unix and Windows platforms, The client will run on Windows based PCs.


Platforms: *nix

XC is a Javascript compression and library creation tool. XC is a command-line program written in C. It can be compiled with VC for Windows or GCC for Linux and both executables are provided (Linux support as of version 1.06.01). XC scans your application files and creates a custom X library file...


Platforms: Windows, Mac, *nix, JavaScript, BSD Solaris

Chilkat Zip C Library is a Zip compression component with loads of features and extremely easy to use. Features: - Callbacks for zip/unzip progress monitoring. - Zip an entire directory tree. - Append entries to a Zip from in-memory data. - Create or open in-memory Zips. - Create...


Platforms: Windows, C/C++,

Speex is a patent-free audio compression format designed for speech. The Speex Project aims to lower the barrier of entry for voice applications by providing a free alternative to expensive proprietary speech codecs. Moreover, Speex is well-adapted to Internet applications and provides useful...


Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

This script uses gzip and StringIO module and is useful to the time of wanting to treat stream compressed by mod_gzip of Apache, and the data compression of transmission programs.


Platforms: Windows, Mac, *nix, Python, BSD Solaris

The python-bz2 module provides a comprehensive Python interface for the bz2 compression library. It implements a complete file interface, one shot (de)compression functions, and types for sequential (de)compression. Features python-bz2 provides the following features: BZ2File implements...


Platforms: *nix

Improved Gray Scale (IGS) codes are used for the elimination of false contouring in images, and image compression. This Python program generates the IGS codes for a set of input gray level values.


Platforms: Windows, Mac, *nix, Python, BSD Solaris

Arithmetic coder script is a simple but slow way of compression using arithmetic coding.


Platforms: Windows, Mac, *nix, Python, BSD Solaris

7-Zip is a file archiver with a high compression ratio.Features: - High compression ratio in new 7z format with LZMA compression - Supported formats: - Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR - Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, Z, CPIO, RPM, DEB and NSIS - For ZIP and...


Platforms: Windows, Mac, *nix, C/C++, BSD

ZipItFree was designed to be better than Winzip and WinRar combined. While WinZip charges, ZipItFree is absolutely free. Compress up to 10 times more with New 2013 Black Hole super compression. Save disk space & email transmission time. Download now. ZipItFree supports over 15 compression...


Platforms: Windows, Windows CE

7-Zip is a file archiver with a high compression ratio.Features:- High compression ratio in new 7z format with LZMA compression- Supported formats:- Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR- Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, Z, CPIO, RPM, DEB and NSIS- For ZIP and GZIP...


Platforms: C and C plus plus

Arithmetic coding and decoding for Text Compression


Platforms: Matlab

This is a simple implementation of the famous LZW algorithm.


Platforms: Matlab

These functions implement the 3D SPIHT algorithm, used for the compression of 3d wavelet coefficients. Such 3d wavelet coefficients are produced during the coding of video sequences.


Platforms: Matlab

AC for text compression, code is a conversion from C written by witten Neal and Cleary " AC for DATA COMPRESSION "


Platforms: Matlab

Used in image compression, the haar transform is an alternative to the DCT transformation. This file compute an n*n Haar matrix. (same use as "dctmtx")


Platforms: Matlab

This software tool compresses a fuzzy system with an arbitrarily large number of rules into a smaller fuzzy system by removing the redundancy in the fuzzy rule base. As a result of this compression, the number of on-line operations during the fuzzy inference process is significantly reduced...


Platforms: Matlab

GZippy re-enables gzip compression under WordPress.Installation : 1. Upload the directory gzippy to /wp-content/plugins/. 2. Activate the plugin under the Plugins menu in WordPress.


Platforms: PHP