Hi there!
I've just opened source for PasswordStrength module. If you are programmer you can build it from sources form here: https://github.com/promedeli/passwordstrength
If you are not programmer and you are interested with this module and my support you can buy it here: https://addons.prestashop.com/en/website-security-access/39622-password-strength-meter.html
More informations and short description is here: https://promedeli.com/prestashop/module/passwordstrength
Demo can be found here: http://ps.promedeli.com/login?create_account=1
🙏 NAMASTE! Life is good!