As previously announced, Garmin Training Center (GTC) will now work with Macs. Specifically, it is compatible with Intel-based Macs or PowerPCs (G3 or newer) running OS X 10.4 or later. As of today, you can download GTC for free from Garmin's website.
You can use Garmin Training Center to analyze and store workout data on your computer, from the devices listed below, as well as plan and save future workouts.
Compatible Garmin GPS receivers: