The Client version of the plug-in is for use in FileMaker Pro. The file is a zip archive (.zip), so you will need to unzip the file once it is downloaded. The downloaded file can be found in your web browser's download folder. After the file is unzipped, you should have a folder named "MMColor_1_6" that looks like the following.

The files in the folder are as follows:

CNS Plug-ins License Agreement.pdf

This is the license agreement for the plug-in.

MMColor ReadMe.rtf

This file gives more information about the plug-in, including the changelog that shows what was updated in the most recent version.

MMColor.fp7

This is a FileMaker Pro database. This contains examples of how to use the plug-in.

MMColor_OSX.fmplugin

This is the plug-in file for use on OSX. If you are on Windows, you can ignore this.

MMColor_WIN.fmx

This is the plug-in file for use on Windows. If you are on OSX, you can ignore this.

weather.xslt

This XSLT document is used in the Weather example in the MMColor.fp7 database.

MiniColorMatch.fp7

This is a FileMaker Pro database. This contains an example of how to get information on a color chip.

Now you have the plug-in files, continue installing the plug-in.