bzip2 is: Bzip2 is extension of Unix-Linux ARchive File. It may be used with Winrar Software.
It is a file compression method that is used with Unix/Linux operating systems. Bzip2 files have quite fast performance. Those can be opened by Winrar or Bzip softwares. You can download free from the internet.
Bzip2 File format viewers or openers
Bzip2 File related links.