03.01.2020
37
If you're on Mojave, you can no longer download versions of macOS. They don't show up in your Purchases tab in the App Store and even if you have the store links to them, Mojave tells you it is not available.
Download 10.9 Mavericks Installer
You can't even re-download Mojave itself.Thanks, Apple.If you're on older versions of macOS, you can use the following links to download. (I think these work even if they are not associated to your iCloud account.)Mojave -High Sierra -Sierra -El Capitan -I don't have any of the older OSes though. If anyone has links, please post.