Download of org.eclipse.birt.chart.timeview.piecewiseconstant_1.0.0.20141207.jar (org.eclipse.birt.chart.timeview.piecewiseconstant_1.0.0.20141207.jar ( external link: SF.net): 940,639 bytes) will begin shortly. If not so, click link on the left.
DEVS-Suite is a Parallel DEVS simulator with support for (i) automating design of experiments in combination with (ii) animating models and (iii) generating data trajectories at run-time. See CoSMoSim - it offers rich visual modeling, database, etc.