QGroundControl License Information

QGroundControl is dual-licensed under Apache 2.0 and GPL v3. You may choose either license.

Apache License 2.0

Permissive license that allows QGroundControl to be built and used in any environment, including proprietary applications and mobile app stores. Requires a commercial Qt license.

Full text: LICENSE-APACHE · http://www.apache.org/licenses/LICENSE-2.0

GNU General Public License v3

Strong copyleft license. Compatible with the open-source build of Qt.

Full text: LICENSE-GPL · http://www.gnu.org/licenses/gpl-3.0.en.html

Contributing

Contributions must be compatible with both licenses. Acceptable sources: original work, or code under BSD-2-Clause, BSD-3-Clause, MIT, or Apache 2.0. GPL-only code cannot be accepted.

See CONTRIBUTING.md for the full process.

Questions

Licensing questions: Lorenz Meier lm@qgroundcontrol.org