How to install the GIF2APNG files included in this zip download.
  YOU SHOULD HAVE - the executable and the python module
  
  RECOMMENDED
 Install APNG-PNG plugin for Gimp - - http://www.gimpchat.com/download/file.php?id=5379
  
  HOW TO INSTALL GIF2APNG Python Module
  Gimp-2.8 Gimp.org version
To install the python module "GIF2APNG_Win.py" goes in the - UserFolder\.gimp-2.8\plug-ins folder
 Gimp-2.8 Parthas version
In Parthas install for Portable it is  - Pref_1\Plug-ins

The executable goes anywhere you want EXCEPT the plugins folder. It is a stand alone.
The python file only allows it to be opened via Gimp-2.8 :)

Open the  GIF2APNG_Win.py module file and edit the line - Be sure and KEEP the double quotes between directories.
Line #30 in NotePad ++
  ["GIF2APNG", "\"C:\Documents and Settings\\Compaq_Owner.FAMILY-ROOM\\Desktop\\DESKTOP\\Full Programs\\GIF2APNGwin32\\gif2apng_gui.exe\""],#<<--EDIT path to the program executable here.
  
   USE
  To use just create your GIF in Gimp and EXPORT as GIF animation.
  Now Go to Tools>GIF2APNG> and a manager will open select ok and the program opens.
  Browse to your new saved GIF file and select it as input file.The program auto adds 
  the output directory as the same as the GIF directory OR you can browse to another directory to save as APNG.
  Select convert and wait until the dialog says done. Close the program.
  You may now IF you have the APNG-PNG plugin installed go to File>Open and browse for the APNG file.
  Then in the drop down area for extensions select png-apng image.
  The file will open in Gimp as layers.