I am trying to run Xcode 6.4 on El Capitan and I can run with the instructions on this post.
But I am looking for a way to run it without any external program as I r
Here's a shell script that tweaks Xcode 6 and resigns so you can just run it normally. No need to mess with the system exception list, reinstall or anything. Just takes a minute or so to run.
Script is here: http://bit.ly/Xcode6OnElCapitan
Note: you can not submit apps built on El Capitan while it's still in Beta.