Double click the icon to start. Nathan's signed on to create an updated icon. The one I'm currently using is a bit fuzzy - it's the 32x32 icon from the Windows version of MenuMaker.
Click on the Folder Picker icon (top-right).
Then select your SD Card.
The Windows version requires your games to be stored on the SD card in a directory called Games, so I made this version default to that location. However, if you'd rather keep your games someplace else you can at this point use the second Folder Picker icon to change the Games Folder that location. When the Games Folder is changed the file list box will refresh and show you the games (*.bin) that were found in that folder.
Click the Make button. The first step will remove the prior menu
The next step will create the new menu
Program with Source for Lazarus. Lazarus is also available for Linux and Windows, so this source could also be used to compile programs for those operating systems.
Note: I've seen references suggesting that because I built this on OS X 10.9.2 that it will by default only work on 10.9.2 or later. If you're using an older version of OS X please try to run the program, even if you don't have a VecMulti cartridge, and let me know if it runs or not. Include your OS X version as well as any error messages.