He has some very nice skins for 10.2.4, both Retina and non-Retina versions. He asks for a small donation, it seems to me. Fair enough. Go here to see the themes: http://logicxcasoriathemes.jimdo.com/themes-for-10-2-4/ Then you must send him email to his address (it’s mentioned there).
Updated this as well. For screenshots, see previous versions of this skin which has been modified just a little to make Logic brighter. Back-up your Logic first! See top right corner for installation instructions. Download: https://www.dropbox.com/sh/yd4rk4gvswdzvf3/AADbgz0LkEeSztHm0yU3YEC1a?dl=0
There will be some updates for the 10.2.1/10.2.2 themes you see in this blog. Otherwise, they won’t work in 10.2.3. or 10.2.4. Chris has already updated his Black Gold theme and made a new one, which both work in 10.2.4. *** Personally, I will update my Logic in late August. That is, Gentle Grey