OpenCore and Clover EFI folders for a Dell PowerEdge T30/Precision T3620 hackintosh running macOS Catalina 10.15.7 and Big Sur 11.4.
Why do you think that https://github.com/osx86-ijb/Dell-Latitude-e5430-3rd-Gen-Core-i5-3210m-macOS-BigSur is a good alternative to Dell-PowerEdge-T30-Hackintosh