https://canoeboot.org/
Canoeboot – Free, Libre BIOS/UEFI boot firmware
Canoeboot is a free/opensource BIOS/UEFI boot firmware distribution based on coreboot with GNU boot loader GRUB, SeaBIOS and U-Boot, for booting Linux/BSD.
canoebootfreelibrebiosuefi
https://mirror.math.princeton.edu/pub/libreboot/canoeboot/25.06/?C=N;O=A
Index of /pub/libreboot/canoeboot/25.06
index ofpublibrebootcanoeboot