This is a stand-to for an incoming competition, one of our most expensive yet.
Later this week we're going to be offering the opportunity to Win £270 Rab Neutrino Pro military down jacket
Visit the thread at that link above and Watch it to be notified as soon as the competition goes live
A search returns only casual references to free satnav apps thst use OSM so I'm assuming there isn't a dedicated OSM thread (indeed, do we even need one?!).
I work in seabed mapping but use the same skills in my spare time to update OSM - and that keeps me busy with the amount of housebuilding...