Chargebee is a PCI Level 1 certified recurring billing platform for SaaS and subscription-based businesses.
FirstPromoter is a software platform that helps businesses to create, manage and track their affiliate marketing programs.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Open Graph is a protocol that is used to integrate any web page into the social graph.
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.