This software is dual-licensed under:

- the Lesser General Public License (LGPL) version 3.0 or, at your option, any
  later version;
- the Apache Software License (ASL) version 2.0.

The text of both licenses is included (under the names LGPL-3.0.txt and
ASL-2.0.txt respectively).

Direct link to the sources:

- LGPL 3.0: https://www.gnu.org/licenses/lgpl-3.0.txt
- ASL 2.0: http://www.apache.org/licenses/LICENSE-2.0.txt