: Sites like ProDesignTools sometimes host direct links to official Adobe servers for older installers like CC 2018 (13.0), though their availability is not guaranteed.
: If you have an active subscription, you can check the "Other Versions" section in the Creative Cloud desktop app to see if 13.0 is still available for your OS. InDesign 2018, MacOs 10.15 and new Macs | Community Adobe InDesign CC 2018 13.0 for Mac Free Download
Adobe generally only supports and provides downloads for the (e.g., versions 19 and 20 as of 2026) via the Creative Cloud app. : Sites like ProDesignTools sometimes host direct links