A GCC cross-compiler targeting OpenBSD 7.0.
We currently build cross-compilers targeting many OpenBSD architectures. See above for more info:
alpha-unknown-openbsdhppa-unknown-openbsdi386-unknown-openbsdx86_64-unknown-openbsdarm-unknown-openbsdaarch64-unknown-openbsdpowerpc-unknown-openbsdpowerpc64-unknown-openbsdsparc64-unknown-openbsdmips64-unknown-openbsdmips64el-unknown-openbsdriscv64-unknown-openbsd
You can obtain releases from the releases page.