WHMCS Client Area Plugin is part of creativeON’s WHMPress – WHMCS WP Integration Stack. It brings WHMCS Client area with WordPress using WHMCS-API. Links to other plugins in Integration stack at end of the page.

Demo
https://codecanyon.net/item/whmcs-client-area-whmpress-addon/11218646

Download
https://www.filecad.com/ilfY/WHMCS-Client-Area-for-WordPress-by-WHMpress-v3.3.rar