The volumio 3 for NanoSound is in beta and not yet product ready. So far, it has been tested for NanoSound DAC 2 Pro only.
Please only use for advanced user (those who have some unix experiences)
To install, please try:
cd /home/volumio wget https://github.com/nanomesher/Nanomesher_NanoSound/raw/master/packages/install_nanosound_for_v3.sh chmod +x install_nanosound_for_v3.sh ./install_nanosound_for_v3.sh
Feature branch of Nanosound plugin for volumio 3 are in, feel free to contribute!
Ready made 3 volumio image