A quick guide to free OSM maps for Garmin GPS devices. - ScarletFire Cycling
Garmin.openstreetmap.nl has been down for weeks its seems - Equipment - TrainerRoad
Belangrijke GPS websites – "It's better to go too far, than not far enough"
Downloads details from garmin.openstreetmap.nl - OSM Help
Gratis Kaarten Installeren op je Garmin GPS (OpenStreetMap) - No Place Like Outside
Open Street Map
garmin.openstreetmap.nl has been broken and unable to download maps for about a month, I finally tried out openmapchest, it great wish I was using it all these years : r/openstreetmap