cross-avr-gcc14-bootstrap from home:Thaodan:devel:gcc project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:Thaodan:devel:gcc/openSUSE_Tumbleweed/home:Thaodan:devel:gcc.repo zypper refresh zypper install cross-avr-gcc14-bootstrap