The BZip2 is another compression utility, similar to GZip, but with more
strong compression and more liberal license, also free from patented
algorithms and currently popular almost as the GZip. BZip2 is not archiving
utility, i.e. its can't roll up several files together. It simply compress
the specified file.
The quote from BZip2 manual: "bzip2 compresses files using the
Burrows-Wheeler block-sorting text compression algorithm, and Huffman coding.
Compression is generally considerably better than that achieved by more
conventional LZ77/LZ78-based compressors, and approaches the performance of
the PPM family of statistical compressors". More information about bzip2,
you can find at BZip2 homepage,
on the BZip2 How-To
and MacBZip2 pages.
The BZip2 is command line driven utility, but there is several utilites
that support the bzip2 files. For example, our free