Coaching Genie is a stand-alone platform with nothing to install, and you won't need any plugins or any complicated integrations to your website.
The way you connect Coaching Genie to any other website is by adding a client link to your website allowing your clients to join your group.
Please refer to this article to learn how to invite clients into your group or course:
How do I add clients to my Coaching Genie group?
You may also choose to sell your programs and courses inside Coaching Genie. Then you would add a product link to your website.
Please refer to this article to learn how create a product and generate a link to add to your website: