FOURBAR is a MATALAB code that performs dynamic and kinematic analysis of a FOURBAR pin-jointed mechanism over 360 degrees of crank angle rotation This code was developed by the students, Hassan Dbouk and Manar Mahmalji, of the Lebanese University- Faculty of Engineering in the academic year 2019-2020. All the theoretical part was based on the reference: Design of Machinery 3rd Edition by ROBERT L. NORTON The uploaded file contains a test case corresponding to problem 11.9 in the book