..  Copyright (c) 2014-present PlatformIO <contact@platformio.org>
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at
       http://www.apache.org/licenses/LICENSE-2.0
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.

``license``
-----------

*Optional* | Type: ``SPDX Expression``

A SPDX license ID or `SPDX Expression <https://spdx.github.io/spdx-spec/SPDX-license-expressions/>`_.
You can check `the full list of SPDX license IDs <https://spdx.org/licenses/>`_ (see "Identifier" column).

**Examples**

A single license

.. code-block:: javascript

    "license": "Apache-2.0"

Multiple license using SPDX Expression

.. code-block:: javascript

    "license": "MIT AND (LGPL-2.1-or-later OR BSD-3-Clause)"