Most assured easiest tool to create advanced bitcoin investment website without having any programming knowledge. The Bitsqaure script support PHP version 8.1, and 8.2, you and easily integrate this script to any c-panel of your choice that support this version of php.
Bitsquare v8.1 Demo Link
It has a start contract feature and supports unlimited investment packages and all details are dynamically set by the admin from a straight forward and easy to grasp admin panel. It is also bundled with an affiliate package that ensures smooth marketing of the business.