ControlSystemsBase (julia): A Control Systems Toolbox for Julia
Keywords: delay-systems|control-systems|dynamical-systems|simulations|nyquist-diagrams|bode-plot|control-theory|discrete-systems|laplace-transform|automatic-control|riccati-equations|kalman-filter|controls|lti-system|model-reduction|feedback-systems|feedback-controller|pid-control|lqr-controller|lqg-controller