The latest version of tnefDD can be downloaded from tnefDD at SourceForge.net.
 
Once you are at the the tnefDD project page, do the following:
 
  1. 1.Click the “Download” menu option from the menu items below the page title.
  2. 2.If a list of packages is displayed, click the “Download” option next to the tnefDD package. If no st of packages is displayed, go directly on to step 3.
  3. 3.Click the most recent tnefDD “Mac-executables” file.
 
Downloading tnefDD