I see mention of Telerik with telerik-blazor.js, but I don't see a lot of it in the UI. Mostly it's Bootstrap 4 for layout, but it also features Owl Carousel and Video.js. I also see some use of PhotoSwipe. - Source: Reddit / 19 days ago
QGIS - QGIS is a desktop geographic information system, or GIS.
Fancybox - fancyapps.com - Fancy App Store
Mapbox - An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.
Google Maps - Find local businesses, view maps and get driving directions in Google Maps.
Magnific Popup - The greater part of Lightbox modules will completely preload a picture before showing it.