If you have a question about how to use the plugin in your project, try asking it on stackoverflow.com. That way a whole community can help you.
If you've encountered an issue or want to report a bug, please create a new issue in the GitHub repository.
The mmenu.js plugin is licensed under the Creative Commons Attribution-NonCommercial 4.0 International license. You can purchase a license if you want to use it in a commercial website.