Sequencer.de discovered this new project by Baloran from France for an 8-voice polyphonic synthesizer called The River. "It is based on the Moog Source, but is significantly expanded and this also means with FM and other abilities that the original never had."
Details are scarse but these are from Sequencer.de and there's some sound examples below too:
There are no official details on price yet. But Laurent from Baloran has commented that it will be available end of 2017 and it won't go through crowd funding but rather via cash advance reservations.