Not a new plug-in, but one that I have difficulty finding, so reposting in its own topic.
This version is by Robert J. H. based on an older version that I wrote. This version is an improvement over the original as it allows analyzing much longer sections of audio (up to an hour).
wavestats.ny (2.3 KB)
Installation instruction for Nyquist plug-ins:
Windows: https://manual.audacityteam.org/man/installing_effect_generator_and_analyzer_plug_ins_on_windows.html#nyquist_install
Mac: https://manual.audacityteam.org/man/installing_effect_generator_and_analyzer_plug_ins_on_mac_os_x.html#nyquist_install
Linux: https://manual.audacityteam.org/man/installing_effect_generator_and_analyzer_plug_ins_on_linux.html#nyquist_install