WebUpdater makes it easy to update your Garmin device software without using a...
Included as part of the Garmin MapInstall download.
Garmin MapInstall installs maps onto your Garmin device.
It lets you upload customized points of interest to your Garmin device.
3D mapping application that allows you to transfer waypoints...
RoadTrip allows you to transfer waypoints, tracks.
Note: While the software is classified as freeware, it is actually donationware.