What are some more examples of freely-available open source software?
Open source software is available for eye-pleasing and easy-to-use graphical, windowing interfaces. And open source software is available for behind-the-scenes, important server tasks. Thirty-percent of the server market runs on the Linux kernel and GNU applications. The Apache web server powers over 6 million web servers and 70-percent of all websites. The Berkeley Internet Name Domain software is used by the vast majority of name servers. Sendmail and other open source mail servers transfer and route almost all of the world’s email. Yahoo! and even Microsoft’s HotMail are powered by BSD. (It is interesting to note that a variety of open source projects are developed to run under both Unix-like systems and Microsoft Windows systems; for example: Apache, Ogg Vorbis and AbiWord.) Open source software exists for almost every possible computer need; the following is a short list of categories and popular and interesting open source programs: Supercomputers / Clustering — Free software is
