lzip is a free, command-line tool for the compression of data; it employs the Lempel–Ziv–Markov chain algorithm (LZMA) with a user interface that is familiar to users of usual Unix compression tools, such as gzip and bzip2. Xlunzip - A test tool for the lzip_decompress linux module. Lzip - A data compressor based on the LZMA algorithm. Lzip is a lossless data compressor based on the LZMA (Lempel-Ziv-Markov chain -Algorithm). Lzip - LZMA lossless data compressor.