pixz Pixz (pronounced pixie) is a parallel, indexing version of xz. Repository: https://github.com/vasi/pixz Downloads: https://github.com/vasi/pixz/releases pixz vs xz The existing XZ Utils provide great compression in the .xz file format, but they produce just one big block of compressed data. Pixz instead produces a collection of smaller blocks which makes random access to the original data pos