Docker is an open-source project for automating the deployment of applications as portable, self-sufficient containers that can run on the cloud or on-premises.It enables developers to package applications into containers combining application source code with the operating system (OS) libraries and dependencies required to run that code in any environment.Using Docker, you can quickly deploy and scale applications into any environment and know your code will run.
Amazon ECS is a fully managed container orchestration service that helps you easily deploy, manage, and scale containerized applications. It deeply integrates with the rest of the AWS platform to provide a secure and easy-to-use solution for running container workloads in the cloud and now on your infrastructure with Amazon ECS Anywhere.