Docker allows us to easily create reproducible environments for our application. We automate the setup of the environment and eliminate manual error-prone tasks. This way we reduce the risks and the reliability of the deployment process. But there are also challenges and domains, where the usage of Docker can be difficult. This post discusses several advantages of Docker and points out some drawbacks. Running applications in containers instead of virtual machines is gaining momentum in the IT world. The technology is considered to be one of the fastest growing in recent the history of the software industry. At its heart lies Docker, a platform that allows users to easily pack, distribute and manage applications within containers. In other words, It is an open-source project that automates the deployment of applications inside software containers. Docker really makes it easier to create, deploy, and run applications by using containers. And containers allow a developer