XAOC (like chaos) Devices have two new modules, the Odessa - an additive synthesis engine with up to 2500 generated partials, through zero linear FM and detunable clusters of up to 5 voices - 24HP at approximately €420.
And the Zada quad envelope generator,
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Older Music Machines & the People Who Still Use Them
Developments for Korg's instrument have been slow but promising.