Freeware - GS DSP MMM VST Plugin

https://gs-dsp.com/products/mmm/

Listen up, fellow music magicians - if you want to be the ruler of your MIDI universe, look no further than MMM! This powerful tool can control anything that accepts MIDI CC - soft synths, plugins and hardware that you wished had modulation, and even that vintage lava lamp you’ve been using as a makeshift MIDI controller. And with its numerous knobs, sliders, and xy pads, you’ll feel like a futuristic space DJ in no time.