For V19 Matrix is use the modded skin from AnonTester and his Repo from Here. Some points not working as expected due to dead links to addons but not critical. I hope he will do further improvements in near future.
HTPC: Windows 10 Pro 22H2, Zalman HD135, Intel i3-7100, GTX 1070, UHD ASUS BW-16D1HT
NAS: Xpenology 7.2 Update 1, Intel i5-6600