Thanks to:

{"megavolt85", "gdemu sdk"},
{"u/westhinksdifferent/", "UI Mockups"},
{"FlorreW", "Metadata DB"},
{"hasnopants", "Metadata DB"},
{"Roareye", "Metadata DB"},
{"sonik-br", "GDMENUCardManager"},
{"protofall", "Crayon_VMU"},
{"ReveriePass", "Boxart (Customs)"},
{"marky-b-1986", "Theming Ideas"},
{"Various Testers", "Breaking Things"},
{"Kofi Supporters", "Coffee+Hardware"},
{"mrneo240", "Author"},

Please follow Progress here

https://gitlab.com/HaydenKow/openmenu

And

https://www.dreamcast-talk.com/forum/viewtopic.php?t=14537&start=710