In many ways that is what we're building at Felt (where I work). We don't offer much in the way of analysis, but we make it very easy (IMO of course) to share your maps.

Here's a couple maps that I have made about the Honoulu marathon that I wouldn't have made in a more complex/time-intensive piece/powerful piece of software: - https://felt.com/map/UNOFFICIAL-Honolulu-Marathon-2022-TCg9C... - https://felt.com/map/UNOFFICIAL-Honolulu-Marathon-2022-Road-...