Eclipse SUMO is an open source, highly portable, microscopic and continuous traffic simulation package designed to handle large networks. It allows for intermodal simulation including pedestrians and comes with a large set of tools for scenario creation.
see #3392
only for non-strategic changes to avoid deadlock configured by setting lcMaxSpeedLatStanding = 0
The user might still wish to disable it for strategic changes and resolve dead-locks via rerouting or teleporting.