Similar: https://waypoint.jakelazaroff.com
replies(3):
Features - Manage itineraries - Add activities and map markers - Add routes (upload GPX or plot by hand on map) - Desktop and mobile
It is free to try (login using Google or create a user). Alternatively the slides on the home page give an idea of the UI.
I'll appreciate any thoughts and feedback you care to share:)
I created https://travelmap.net/itinerary to trace my itineraries.
Seems that the main difference is that Ambulate supports manually plotting routes/uploading GPX routes and annotating the map with markers.
Often times in the back country the points you want on the map do not lend themselves to looking up by name.