Ride with GPS supports the Garmin Connect Courses API
Talkytoaster - Some strong rumours flying around that Garmin has been hit by a hack or Ransomware... Certainly the Garmin Connect app on smartphones is showing the servers as being offline as
Garmin Connect Service Taken Offline Following Ransomware Attack - MacRumors
How to Download Offline Maps to Your Garmin Watch With AllTrails • Reckless Roaming