A file with .b6z extension is a compressed archive file created macOS software application B6Zip that is used to compress and decompress files. It is comparatively new archive format that allows higher compression ration. B6Z has open architecture and supports file sizes upto 900000 PB. It supports data compression, error recovery, and file spanning. The B6Zip utility software is available for free on MacOS to open different type of compressed files including B6Z.
B6Z File Format
The B6Z file format is based on open architecture and provides solid compression with AES-256 encryption algorithm. It uses LZMA2 as default compression method, but also supports other compression methods as follow.
Optimized version of LZ77 algorithm
Improved version of LZMA
Regular LZ77 algorithm
Standard BWT algorithm
Dmitry Shkarin’s PPMdH
The B6Zip utility supports all these compression standards and is highly optimized resulting in high speed. It supports working with ZIP, TAR and RAR file formats. B6Z files have MIME type application/x-b6z-compressed.