List of open and or free acosutic processing software

List of currently available open source acoustic software packages

Python

Echopype

https://echopype.readthedocs.io/

PyEchoLab (EK60)

https://github.com/CI-CMG/pyEcholab

PyEchoLab (EK80)

https://github.com/CRIMAC-WP4-Machine-learning/pyEcholab/tree/RHT-EK80

CRIMAC (Broadband)

https://github.com/CRIMAC-WP4-Machine-learning

Matlab

ESP3 - EchoSounder Package 3

Matlab based processing suite with a GUI. Developed by NIWA (New Zealand) https://niwa.co.nz/fisheries/echosounder-technology https://sourceforge.net/projects/esp3/

Matecho

Matlab based processing suite https://forge.ird.fr/lemar/active_acoustics/matecho

Collection of acoustic modelling tools

https://oalib-acoustics.org/

HERMES and MOVIES3D

Since the 1980s IFREMER has been developing software for acquiring, visualizing in real time and processing data from echo sounders
https://www.flotteoceanographique.fr/en/Facilities/Shipboard-software/Gestion-de-missions-et-des-donnees/HERMES-and-MOVIES3D
Python interface to MOVIES3d
https://gitlab.ifremer.fr/fleet/movies/pymovies

LSSS - Large Scale Survey System

(Free and source code available from January 2025)
https://www.marec.no