New to LBM and OpenLB? Attend our upcoming one-week hands-on Spring School in Heidelberg/Germany in March 2024 OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › using OLB with multiple cpp files › Re: using OLB with multiple cpp files October 31, 2016 at 11:36 am #2477 albert.minkModerator Dear, I am curious about your goal of including header of OpenLB. Do you want to use OpenLB Functions in your application or extend OpenLB by own code? Regards, Albert