FreeFileSync from home:aschnell:boost 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:aschnell:boost/openSUSE_Tumbleweed/home:aschnell:boost.repo zypper refresh zypper install FreeFileSync