There was this create your own chip with Google a while back: https://www.fossi-foundation.org/2020/06/30/skywater-pdk https://www.fossi-foundation.org/2020/06

There was this create your own chip with Google a while back: https://www.fossi-foundation.org/2020/06/30/skywater-pdk https://www.fossi-foundation.org/2020/06/30/skywater-pdk I don't know what came of it.