Install the open source PDK using volareInstall and use the PDK managing tool volare pip install volare Define the following environment variable export PDK_ROOT="/home/<your user name>/<desired PDK directory>" Example: export PDK_ROOT="/home/talarico/share/pdks" List remote the PDK you want to install (e.g. sky130 or gf180mcu) as follows: volare ls-remote --pdk sky130 Select one release for installation. volare enable --pdk sky130 cd1748bb197f9b7af62a54507de6624e30363943 To explore more options use: volare enable --help |