Discover Steve Martin’s review of MNemo & Ariane Software in Facebook
Sebastien Kister is a french cave diving instructor sharing his passion for the cenotes of the Riviera Maya in the Yucatan Penninsula with students from around the world.
When opening the downloaded file on your Mac with Mac OS 13, a message will be displayed saying the file is damaged. Don’t worry, everything is correct! You’ll have to allow the software in the security settings.
In the Finder 
on your Mac, locate the app you want to open.Don’t use Launchpad to do this. Launchpad doesn’t allow you to access the shortcut menu.
Control-click the app icon, then choose Open from the shortcut menu.
Click Open.
Open a new Terminal window and type (or paste the following command):
xattr -d com.apple.quarantine /Applications/Ariane.app