Available as an assembled Module and as a DIY project.
This Module is currently available.
MFOS Dual VCA
Synthcube's MFOS Dual VCA
https://synthcube.com/cart/music-from-outer-space/mfos-eurorack-modules-1569572042/mfos-dual-vca-euro
These merchants probably sell this module. Huh?
Included in 57 Racks, 33 are public: