If you have an Apple Developer account, you can download old versions of Xcode back to 3.0 or so. You have to login to the developer site and find the Downloads section.

On May 29, 2020, at 6:02 PM, Alexandre Torres Porres <porres@gmail.com> wrote:

I need XCode to compile Pd and my externals, I was forced to upgrade to Catalina... and I cried...

I might find a way to get a torrent from pirate bay maybe that allows me to install XCode in mojave? I dunno...

--------
Dan Wilcox
@danomatika
danomatika.com
robotcowboy.com