There are open-source PDKs[0] for education, research, and R&D - but they extremely rare and decades behind state-of-the-art. Nobody wants to give away trade s

There are open-source PDKs[0] for education, research, and R&D - but they extremely rare and decades behind state-of-the-art. Nobody wants to give away trade secrets, so everything remains proprietary and behind an NDA until it has become completely obsolete. [0]: https://www.skywatertechnology.com/sky130-open-source-pdk/ https://www.skywatertechnology.com/sky130-open-source-pdk/