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Looking for a FOSS Speedometer and Map
(lemmynsfw.com)
If it's free and open source and it's also software, it can be discussed here. Subcommunity of Technology.
This community's icon was made by Aaron Schneider, under the CC-BY-NC-SA 4.0 license.
FitoTrack may be suitable for that.
If the Map is not fitting totally you can even correct it on OpenStreetMap.org by yourself
Yeah, OSM isn't bad, I have dabbled with it a bit on another app I have tried. Thanks for the info!