Singular

E.8 Macintosh installation instructions

Installation of the provided binaries https://www.singular.uni-kl.de/index.php/singular-download/install-os-x.html

If your Mac refuses to open Singular because of an "unidentified developer": Open System Preferences. Go to the Security & Privacy tab. Click on the lock and enter your password so you can make changes. Change the setting for 'Allow apps downloaded from' to 'App Store and identified developers'.

You may also check https://support.apple.com/en-en/guide/mac-help/mh40616/mac