Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
Leaflet is the open-source JavaScript library for mobile-friendly interactive maps.
ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PayPal is an online payments system that supports online money transfers and serves as an electronic alternative to traditional paper methods like checks and money orders.
Svelte is a free and open-source front end compiler created by Rich Harris and maintained by the Svelte core team members.
Unpkg is a content delivery network for everything on npm.