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.
Tiqets provides a complete overview of a city - museums, attractions, zoos, canal cruises, concerts. Publishers joined to the Tiqets affiliate program can receive 6% commission during our 30-day cookie window from completed total bookings resulting from featuring links to Tiqets products and content across their brand: blog/website, social media, newsletters, etc.
Vimeo is a video hosting, sharing and services platform. Vimeo operation an ad-free basis by providing subscription plans.