What is Terraform? Terraform is a tool for building, changing, and versioning infrastructure safely and efficiently.
OK, that’s the first answer when you questioning about “what is Terraform”. Terraform is a tool built by Hashicorp for infrastructure management. It’s based on Go, so you can easily install it by downloading the binary into your machine.
Why Using Terraform? This is a good question, we know that there are some tools besides Terraform for infrastructure management that commonly used out there like Ansible, Chef, or CloudFormation (if you use AWS).