A list of plugins is currently available on the Plugins Overview page.
Select the plugin you'd like
Go to the "Releases" page
Download the latest .midiMixerPlugin file
Run the .midiMixerPlugin file
Refresh your plugins list
Installing the VoiceMeeter plugin
Manual installation
Plugins are registered by extracting their built files in to %appdata%/midi-mixer-app/plugins. While a .midiMixerPlugin file will manage this process automatically, you can also manually install a plugin to this location.
If you're using the Windows Store version of MIDI Mixer instead of the standalone version and this path doesn't exist, try the following instead: