COPYING

This repository should not, itself, contain any substantial source code.

Most code included herein is included as a git submodule. Each submodule should have its own copyright and license information. 

Any code included in this repository should bear a copyright and license statement.

Specifically the variants/ directory contains C header files which map between the Arduino core and hardware implementations. Each variant/ carries its own copyright statement. As of this writing, all are licensed under the terms of v2 of the GNU General Public License.

Makefiles included in this repository are licensed under the terms of the MIT License.

The boards.txt and platform.txt configuration files are configuration files. We make no copyright claims about them.