XeTeX needs a custom configuration to work with pstricks with recent ghostscript releases.
% !TeX xelatex\documentclass[varwidth]{standalone}\usepackage{pstricks-add}\begin{document}\psset{fillstyle=solid,linewidth=0.1,opacity=0.4,strokeopacity=0.7}\begin{pspicture}(-3.48,-3.06)(3.48,3.48)\pscircle[fillcolor=green,linecolor=green](2;135){2cm}\pscircle[fillcolor=red,linecolor=red](2;45){2cm}\pscircle[fillcolor=blue,linecolor=blue](1;-90){2cm}\end{pspicture}\end{document}
LuaTeX PSTricks needs (April 2022) a latex-dev release or the PDF Management test code
% !TeX lualatex-dev\DocumentMetadata{}\documentclass[varwidth]{standalone}\usepackage{pstricks-add}\begin{document}\psset{fillstyle=solid,linewidth=0.1,opacity=0.4,strokeopacity=0.7}\begin{pspicture}(-3.48,-3.06)(3.48,3.48)\pscircle[fillcolor=green,linecolor=green](2;135){2cm}\pscircle[fillcolor=red,linecolor=red](2;45){2cm}\pscircle[fillcolor=blue,linecolor=blue](1;-90){2cm}\end{pspicture}\end{document}