UEFI ROM improvements, see blog post for details. See the blog post for the password to the password-protected zip, as well.
This is closed-source third-party freeware, not open source. Be careful when running freeware from unknown sources.
http://ruexe.blogspot.com/2018/07/ru-5210344.html
https://github.com/JamesAmiTw/ru-uefi/commit/e7392acc7928461e92da12f211bf65b442cd6d69