The Real World Interface from Verbos is a three-channel interface for processing audio signals in the Eurorack system.

CV Converter for Continuum, ContinuuMini, EaganMatrix Module & ExpressiveE Osmose, Gate, Pitch, Timbre, Pressure, Hook Editor

The ES-9 from Expert Sleepers is an expandable 16 In - 16 Out USB audio interface and CV controller for Eurorack modular systems.