Too Long; Didn't Read
AWS CloudFormation is a service that allows developers and businesses to create a collection of their AWS and third party resources in an easy way and provision them. It helps in automating and simplifying repeated tasks like creating groups of all the related resources that are used in your applications. It can be written in a file called a template. A template file consists of the individual configuration of all AWS services, within a single file. We will keep it brief for the scope of this article, but it offers a GUI to create templates.