I'm assuming this is related to the same Facebook post on the topic I answered. If not, it's a happy coincidence. Here's the information out of the user manual for the Mac version plugins...
For the QM vamp plugin packages that can be installed without Audacity installed, first download the plugin
package from the following address: http://isophonics.net/QMVampPlugins
To install, copy the files:
qm-vamp-plugins.dylib
qm-vamp-plugins.cat
qm-vamp-plugins.n3
to one of the following locations on your computer
/Library/Audio/Plug-Ins/Vamp/ (for plugins to be available to all users)
$HOME/Library/Audio/Plug-Ins/Vamp/ (for plugins to be available to you only)