GPDR plugin for oxwall website

Hello, I have an oxwall website and i'm thinking of creating a GPDR plugin. How can create such a plugin that is 100% working on a oxwall website. Must be PHP 7 compatible. Features same as: [login to view URL] So: user settings: - Cookie and privacy policy consent - Contact pdo - privacy settings - request archive - unsubscribe - Forget me Admin : - enable / disable above modules one by one - cookie settings - DPO requests - privacy settings - access request (send all data from that user to user) - unsubscribe (delete all data from this user) - Forget me MUST HAVE: - Excellent knowledge of oxwall skadate software - Clean and neat coding - trello, github knowledge.