This is port of Archlinux base + pickings for powerpc{,64le} with riscv64 in development as well.

It supports any powerpc64le (>=POWER9), powerpc (>=604) and select riscv64

/base/ (powerpc64le, powerpc64, powerpc, riscv64)
/testing/ (powerpc64le, powerpc64, powerpc, riscv64)

Installer ISOs:
/iso/ (powerpc64le, powerpc64 & powerpc)
RISC-V images
/riscv-images/
Github
https://github.com/kth5/archpower