At the 2018 Winter NAMM Show, Pittsburgh Modular introduced the microvolt 3900 synthesizer.
The microvolt 3900 is a standalone semi-modular synthesizer. It has normalized internal patching, so it can be used as a desktop synth module, by just connecting MIDI. But it also can also be patched, to override the internal signal flow or to integrate with other modular gear.
Here’s an overview and demo, from Pittsburgh Modular’s Perry Willig.