OpenBSD started building builds for the powerpc64 architecture

OpenBSD Developers organized the publication of snapshots for processor-based systems POWER9. If the developers do not lose interest, powerpc64 will be the thirteenth official supported in OpenBSD as a hardware platform, not counting the 20 legacy platforms that have been discontinued. Currently, the list of officially supported architectures in OpenBSD includes:
alpha, amd64, arm64, armv7, hppa, i386, landisk, loongson, luna88k, macppc, octeon, and sparc64.

Source: opennet.ru