Frontier is a multi-purpose, HTML5 and CSS3 WordPress theme by ronangelo.
https://ronangelo.com/frontier/
Frameworks · WordPress Theme
Get access to data on 54,010 websites that are Frontier Theme Customers. We know of 20,601 live websites using Frontier Theme and an additional 33,409 sites that used Frontier Theme historically and 9,393 websites in the United States.
Get a list of 54,010 websites using Frontier Theme which includes location information, hosting data, contact details, 20,601 currently live websites and an additional 1,562 domains that redirect to sites in this list. 33,409 sites that used this technology previously and 9,393 websites in the United States currently using Frontier Theme.