Leaflet vs uMap opinions
Leaflet is an amazing library; but it's NOT comparable to uMap. Umap probably uses leaflet, but leaflet is NOT an online servie
It's a library not a product. uMap actually uses leaflet.
A privacy-friendly, open-source versatile online map that combines different services based on OpenStreetMap and makes it easy to find places, plan routes and create custom maps full of markers, lines and routes.
Apple Maps is the best way to navigate and explore the world - all with your privacy protected.
Mapbox makes it easy to design beautiful custom maps, and fast to integrate them into websites and mobile applications using Open Street Map data.
Find your way in the World with Arcane Maps. Get navigation, traffic, and extended places info and even organize your favorite places into custom lists and share them with your friends. No logs with full privacy.
MapComplete is an OpenStreetMap viewer and editor. It shows map features on a certain topic, and allows to see, edit and add new features to the map. It can be seen as a webversion crossover of StreetComplete and MapContrib.
Bing Maps (previously Live Search Maps, Windows Live Maps and Windows Live Local) is a web mapping service provided as a part of Microsofts Bing suite of search engines and powered by the Bing Maps for Enterprise framework.