10.15 Catalina
AppStore only, you need a macOS < 10.15 to download this installer
https://itunes.apple.com/cn/app/macos-catalina/id1466841314?ls=1&mt=12
10.14 Mojave
AppStore only, you need a macOS < 10.14 to download this installer
https://apps.apple.com/cn/app/macos-mojave/id1398502828?mt=12
10.13 High Sierra
AppStore only, you need a macOS < 10.13 to download this installer
https://apps.apple.com/cn/app/macos-high-sierra/id1246284741?ls=1&mt=12
10.12 Sierra
10.11 El Captain
10.10 Yosemite
10.9 Mavericks or earlier
Idk
List of macOS Installer Download Links by @sskaje: https://sskaje.me/2019/11/list-of-macos-installer-download-links/
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