Linux is free and open source software operating system. Operating system is a program which is used to run and manage electronic parts of computer system allow to run application program. In this short article i will explain what is difference between linux and unix . Free and open source means there is not need of license to use software. This is the main reason why many people like to use Linux. Linux was originally developed as free operating system for personal computers. Now a days we use Linux as a operating system in most of the server. We can change the source code of Linux operating system according to our requirement. 

Unix is an operating system that originated at Bell Labs in 1970s . It is an interactive time sharing system. Unix has the capacity to manage multiple users at the same time. It is developed by Ken Thompson and Dennis Ritchie. Unix is the first operating system written in C language. The cost of different flavour of Unix is different. It is mainly developed for mainframes, servers and workstation. Unix operating system consists of many utilities along with master control program, Kernel. Kernel is computer program that constitutes the central core of computer operating system. It has complete control over everything that occurs in the system .

The main difference between Linux and Unix are :-

  • Linux is free (support is available for price) but different flavour of Unix has different cost.
  • Unix is developed by AT & T , and other organisation but Linux is developed by opensource development but U
  • Linux is installed on wide variety of personal computers and servers but Unix is mainly used for mainframes, servers and workstation.
  • Unix file system support jfs , gpfs, hfs, xfs, ufs, zfs. but Linux file system support ext2, ext3 , ext4, NTFS, FAT , xfs 
  • BASH (Bourne Again SHell) is Linux default shell and Unix come with full software.
  • Example of Linux operating system are Ubuntu, Fedora, Redhat, Debian and example of Unix operating system are OSx , Solaries.

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