@User are the instructions on the install tab of this page http://opencircuitdesign.com/open_pdks/index.html outdated. When I try to configure using ./configure --with-sky130-source=~/projects/foundry/skywater-pdk/skywater-pdk/libraries --with-sky130-local-path=~/projects/foundry/skywater-pdk I get the following error configure: WARNING: unrecognized options: --with-sky130-source. Also when i try to cd into sky 130 and run make it also showed several errors