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Zalenium - a flexible, scalable container based Selenium Grid with features like video recording, live preview, basic authentication and a dashboard. Its Out-of-the-Box Docker makes it easy to run a Selenium based infrastructure smoothly. The other objective was to bring down the cost of remote servers with dockerization in place. We were able to run all our tests parallelly in different dockerised containers in our local machine itself, and there was no need of VMs or separate physical machines.