Apache is a free and open-source cross-platform web server software.
PHP is a general-purpose scripting language used for web development.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
A modest JavaScript framework for the HTML you already have.
Usercentrics is a SaaS enterprise solution for Consent Management (CMP) that helps enterprise customers to obtain, manage and document the user consent.