This UI uses ElvUI and the following addons to ElvUI.
ElvUI Nuts and Bolts - https://www.tukui.org/addons.php?id=9
ProjectAzilroka - https://www.tukui.org/addons.php?id=79
LocationPlus for ElvUI - https://www.tukui.org/addons.php?id=6
Benik UI - The ElvUI Edit - https://www.tukui.org/addons.php?id=11