The Linux kernel is released under the GNU General Public License version NUMBER@1 -LRB- GPLv2 -RRB- COPYING plus proprietary licenses for some controversial BLOBs and is developed by contributors worldwide ; Linux is one of the most prominent examples of free / open source software .

The Linux kernel is released with the GNU General Public License version NUMBER@1 -LRB- GPLv2 -RRB- and developed by programmers worldwide .
