Here's a list of direct download links to the latest macOS installers. They are all links to Apple's servers, either direct links to the App Store, or, in case of older versions, links to Apple's CDN.

Direct links to App Store:

• macOS 15 Sequoia
• macOS 14 Sonoma
• macOS 13 Ventura
• macOS 12 Monterey
• macOS 11 Big Sur
• macOS 10.15 Catalina
• macOS 10.14 Mojave
• macOS 10.13 High Sierra

Older versions are only available as DMG files from Apple's CDN:

• macOS 10.12 Sierra
• OS X 10.11 El Capitan
• OS X 10.10 Yosemite