Fraunhofer HHI offers SiN PICs that can be customized for different applications and wavelength ranges. Photonic building blocks including ring resonators, MMIs, tunable gratings and phase shifters are available. Optimized interfaces allow for the hybrid integration of lasers, gain chips and detectors. Furthermore, surface functionalization together with wafer-level micro-fluidics enables the use of the SiN wafer technology in life sciences, analytics and sensing.