Ken Thompson and Dennis Ritchie at a PDP-11. Peter Hamer [CC BY-SA 2.0] Last week the computing world celebrated an important anniversary: the UNIX operating system turned 50 years old. What was ...

An operating system initially developed in the 1960s at Bell Labs. Its developers wrote it in C programming language along with assembly language. The creators of Unix originally intended the ...

BSD is descended from Unix, while Linux was written as a lookalike of Unix. BSD and Linux use different kernels and package ...

Linux and UNIX are very similar to each other, but they have some common differences – discover what they are in this blog to find out which one is right for your organisation. The history of the UNIX ...

Most consumers can, with a little effort, name two desktop and laptop operating systems: Microsoft's Windows and Apple's macOS. Few have ever considered any of the open-source alternatives found under ...

Forty years ago this summer, a programmer sat down and knocked out in one month what would become one of the most important pieces of software ever created. In August 1969, Ken Thompson, a programmer ...

Theo de Raadt is a pioneer of the open source software movement and a huge proponent of free software. But he is no fan of the open source Linux operating system. "It's terrible," De Raadt says.

An operating system's kernel manages resources, handles system calls, governs hardware access, and controls processes. The ...