To add a plugin then unpack the corresponding zip file and place the executable file into the sub folder “plugins” where you installed pro motion.
Also be sure to update the file plugins.ini to have an entry for each plugin like
plugin1_name=Zoom and Rotate
with subsequent numbering at pluginX_.
by Thom Thery lets you do high quality and pixel precise rotating and scaling.
by Dennis Busch to apply color balancing changes.