In 1984, AT&T divested itself of Bell Labs; freed of the legal obligation requiring free licensing, Bell Labs began selling Unix as a proprietary product, where users weren’t legally allowed to change Unix. The GNU Project, started in 1983 by Richard Stallman, had the objective of creating a “full Unix-appropriate software program system” composed entirely of free software. Later, in 1985, Stallman started the Free Software Foundation and wrote the GNU General Public License in 1989. In 2003, just after the release of Red Hat Linux 9, the corporate introduced some radical changes to its product line-up. It retained the Red Hat trademark for its commercial merchandise, notably Red Hat Enterprise Linux, and introduced Fedora Core , a Red Hat-sponsored, but group-oriented distribution designed for the “Linux hobbyist”. After the preliminary criticism of the modifications, the Linux group accepted the “new” distribution as a logical continuation of Red Hat Linux. …

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