This tool will dump subchannel data: https://github.com/superg/redumper https://github.com/superg/redumper Be aware that the dumps are pretty huge, and require

This tool will dump subchannel data: https://github.com/superg/redumper https://github.com/superg/redumper Be aware that the dumps are pretty huge, and requires a compatible optical drive to work, and take a while to generate. If you just want pure audio data, something like: https://github.com/whipper-team/whipper https://github.com/whipper-team/whipper may be better, but also has drive restrictions.