Linux
Linux is an operating system that is of Unix type and uses the Linux kernel. Linux is best known for its open source development and free software, so the OS gets to be available to and even modified by anyone.
Linux is also commonly used in servers, which has allowed it to earn support from different companies like IBM, Sun Microsystems, Oracle Corporation, and others. All these companies have expressed their all-out support in the development of Linux.
Linux, according to some reviews, is also reliable especially because of its characteristics of being functional, strong, and adaptable.
Today, Linux is being used in a vast group of various industries, including supercomputers and web server installations. The official website of Linux says in http://www.linux.org/info/index.html that “Each day, Linux use is increasing in every sector of our society. We have information about Linux deployments in government, industry and the arts.”