Horizon is a Django-based web application, running on Apache HTTPD service, it interacts with all services' APIs to gather information from OpenStack's services and to create new resources.
There's more...
We can verify whether Horizon dashboard service was installed successfully after we completed configuring the service.
Verify successful installation
You can now access the dashboard via web browser at http://controller/dashb using the admin user account and password chosen during the admin account creation.