Linux是在1991年发展起来的与UNIX兼容的操作系统，可以免费使用，它的源代码可以自由传播且可任人修改、充实、发展，开发者的初衷是要共同创造一个完美、理想并可以免费使用的操作系统。 -Linux is developed in 1991 with UNIX compatible operating systems and can be free to use and its source code can be spread freedom and can be modified, enrichment and development, the developer of the original intention to work together to create a perfect, ideal and can use free of the operating system.