MacOS

About

• Primary operating system for Apple's Mac computers

MacOS status

Version	Codename	Release date
10.12	Sierra	September 20, 2016
10.13	High Sierra	September 25, 2017
10.14	Mojave	September 24, 2018
10.15	Catalina	October 7, 2019

Notarization of apps

• Starting February 3, 2020, all submitted software must meet the original notarization prerequisites. https://developer.apple.com/news/?id=12232019a
• Beginning in macOS 10.15, all software built after June 1, 2019, and distributed with Developer ID must be notarized. https://developer.apple.com/documentation/xcode/notarizing_macos_software_before_distribution

See also