Historical flow chart of Unix and Unix-like variants. Each version of the UNIX Time-Sharing System evolved from the version before, with version one evolving from the prototypal Unix.

From this page you can read about the history of the UNIX system over the past 40 years or more. You can learn about the Single UNIX Specification, and read or download online versions of the …

Nov 15, 2025 · UNIX is a multitasking and multiuser operating system designed to provide a stable, secure, and efficient computing environment. It was originally developed at AT&T Bell Labs and later …

UNIX, multiuser computer operating system. In the late 20th century UNIX was widely used for Internet servers, workstations, and mainframe computers. The main features of UNIX were its simplicity, …

As a beginner you may face a challenge to setup Linux on your own computer. So we have setup an Online Linux Terminal for you to practice basic Linux commands and concepts.

Learn basic Unix commands: getting help, time/date, work with users, files and directories.

Sep 7, 2025 · Origins and features of Unix, operating system developed in the late 1960s by Multics at Bell Labs. Explore its history, command line nature, and distributions.

UNIX is an operating system which was first developed in the 1960s, and has been under constant development ever since. By operating system, we mean the suite of programs which make the …

Sep 22, 2016 · Unix was developed in AT&T's Bell Labs back in the mid-to-late 1960's. The initial release of Unix had some important design attributes that live on today. One is the "Unix philosophy" …

Sep 1, 1996 · UNIX was created by a small team of programmers that was led by Ken Thompson and Dennis Ritchie. It was one of the first operating systems to be written in the C programming …