Please note: some out-of-stock items on the GNU Press website, with the exception of event- and year-specific items, have ...

In September 2020, the SETI Institute established a collaboration with GNU Radio, a group of more than 150 programmers who voluntarily develop open-source software for a wide range of radio ...

The license embodies the Free Software Foundation's "copyleft" rule ... and the modified work is also licensed under the GNU General Public License.