Due to recent bot attacks we have changed the sign-up process. If you want to participate in our forum please send a message via our contact form. › Forums › OpenLB › General Topics › gnuplot is not found › Reply To: gnuplot is not found January 16, 2021 at 5:50 pm #5446 AhmedParticipant I am working on Ubuntu Linux. Will let you know shortly, its installing now. Thank you