It is simple tool for manage (install, remove or update) custom maps in Garmin MapSource. It can be used as interactive GUI or as automated commandline tool.

msm.exe - run interactive GUI

msm.exe <some_garmin_img_file> - run interactive GUI, but with preseletced given IMG file. You can easily install or update this IMG file.

msm.exe <some_garmin_img_file> update - if IMG file has been previsously installed by MSM, then do silent update of given map IMG and quit. Good for calling from some map update scripts.

2008-01-16 - First public version

version 2.0.0