omega_garage allows you to control your garage from anywhere in the world. You can view the status of your garage doors and control them with with an easy to use API. This project should be able to integrate with most smart home hubs (may need to implement authentication).
Now supports sending email notifications!
Use nodejs to create a web gui that is naturally hosted along side the API.
I figured someone had one out there, I just couldn't find you! It would be awesome to see your setup and source.