What Is Berkeley Software Distribution (BSD)?

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You are probably aware of the adage, "You can't have a BSD without a little help from your friends," but do you believe it? The Computer Systems Research Group (CSRG) at the University of California, Berkeley, was responsible for developing and distributing an influential version of the Unix operating system between 1977 and 1995 under the name Berkeley Software Distribution (BSD). The PDP-11 and DEC VAX computers were the original targets for developing this operating system. It is also known to be one of the most influential Unix systems in the history of the operating system because it was instrumental in developing later, more widely used versions of Unix, such as SunOS and OSF/1. It also impacted many other operating systems, some of which are still in use today, including Linux! Since it is open source, Unix is an excellent computer operating system. That's right; it wasn't always closed source, to begin with, and now it is open source, which is a significant difference. AT&T started licensing its Unix operating system for virtually nothing in the 1970s to make it more widely available. As a direct consequence of this, there was a surge of interest in the development of Unix, and UC Berkeley was granted access to AT&T's source code. They were able to improve upon this fundamental Unix source code with the assistance of students, researchers, and Sun co-founder Billy Joy, who was a visiting faculty member at the time. They created something later known as the Berkeley Software Distribution (BSD). It eventually became one of the two most prominent versions of Unix, alongside System V, which was developed by AT&T. This came about because AT&T had such a strong desire for more people to use Unix that they were willing to give away their code for free to make it happen.

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