Hydronet (also known as Bionet Sonar) is a company that develops software-defined and AI-powered underwater sensing, communication, and analytics systems. It offers Hydronet Nexus, an underwater modem and edge platform; HydroBuoy for connecting underwater networks with radio frequency networks; HydroFi, a plug-and-play underwater Wi-Fi; HydroMesh, an end-to-end underwater data connectivity system, and other solutions.