Lz77

LZ77 is a compression algorithm upon which most popular compression formats are based; PKZIP, GZIP, LHA, RAR, etc. This script allows you to compress blocks having the size of maximum 256 bytes. Platforms: Windows, Mac, *nix, Python, BSD Solaris

Do you need a way to restore corrupted digital image files? Do your files not open, or open with an error message? Can you only access the previews of your digital images? Are your files damaged following a failed attempt to restore data, a power-cut, or a software or hardware failure? Comfy... Platforms: Windows

J7Zip handles 7-zip archives. It can lists the contents of the archive, test the archive files, and extract files from the archive to their full paths in the current directory. This version supports only unencrypted archives, and archives with the Copy or LZMA codec. J7Zip can list, test and... Platforms: *nix

mscompress is a Microsofts "compress.exe/expand.exe" compatible (de)compressor. mscompress project contains two programs: - msexpand, which decompress files compressed by Microsoft compress.exe utility (e.g. Win 3.x installation files) - mscompress, which compress files using LZ77... Platforms: *nix

Lzip is a lossless data compressor based on the LZMA algorithm, with very safe integrity checking and a user interface similar to the one of gzip or bzip2. Lzip decompresses almost as fast as gzip and compresses better than bzip2, which makes it well suited for software distribution and data... Platforms: Mac, Linux

Lzip is a lossless data compressor based on the LZMA algorithm, with very safe integrity checking and a user interface similar to the one of gzip or bzip2. Lzip decompresses almost as fast as gzip and compresses better than bzip2, which makes it well suited for software distribution and data... Platforms: Mac