You can add or change licenses of a project within the project editor.
To add a license to your project:
1. In the project editor, click the + to add a new file.
2. Now, click Add License File.
This will create a file called LICENSE.md
that defaults to the MIT License.
To change the license your project uses:
1. In the project editor, click Change License.
2. Select one of the available options to change the license.