It distinguished itself from its predecessors as the first portable operating system: almost the entire operating system is written in the C programming language (in 1973), which allows Unix …

Dec 26, 2025 · UNIX, multiuser computer operating system. In the late 20th century UNIX was widely used for Internet servers, workstations, and mainframe computers. The main features …

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 …

Unix or UNIX (Uniplexed Information and Computing System) is a robust, multi-user, multitasking operating system. It was developed in the early 1970s by Ken Thompson, Dennis Ritchie, and …

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 …

May 23, 2025 · The Unix Operating System is the oldest operating system that has ever existed. Unix can run multiple application programs simultaneously. Unix was first written in the low …

What is Unix? Complete guide to the Unix operating system, its history, architecture, and why it became the foundation for modern computing systems.

Feb 4, 2025 · UNIX is a multiuser, multitasking operating system that originated in the 1960s at Bell Labs. Its design principles emphasize portability, modularity, and a strong separation of …

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.

Feb 9, 2022 · Unix -- trademarked as UNIX -- is a multiuser, multitasking operating system (OS) designed for flexibility and adaptability. Originally developed in the 1970s, Unix was one of the …