Apple does not provide macOS Mavericks (10.9) as a direct DMG download anymore, and the App Store links no longer function for this version.
Apple does not provide a direct "Click to Download" link for Mavericks on their website. However, they still host the installer on the App Store servers. You can download a legitimate copy only if you have access to a Mac. mavericks os x 10.9.x dmg
Legality and Source: Ensure that you obtain the DMG file from a legitimate source. The official way to get macOS versions, including Mavericks, is through the Mac App Store. If you're looking for a copy of Mavericks for an older Mac that's no longer supported or for a virtual machine, you might find it helpful to know that Apple used to provide direct downloads for older versions of macOS, but this practice has changed. Apple does not provide macOS Mavericks (10
Usage: This guide assumes you're looking to use the Mavericks DMG for a legitimate purpose, such as installing it on a compatible Mac, creating a bootable USB drive for a clean installation, or using it within a virtual machine. 2006 and earlier Intel Macs (32-bit EFI)
Create Bootable USB: Use Terminal or a tool like balenaEtcher.
installer for Mavericks (final version 10.9.5) requires specific baseline hardware: OS X Mavericks - Technical Specifications - Apple Support