π New to Infrastructure as Code? Heard of Terraform and OpenTofu but not sure which one to use? Donβt worry β this post is for you!
Letβs break it down with a real-world example and explain why both exist, how they differ, and which one to pick.
π What Are These Tools?
Both Terraform and OpenTofu help you define your cloud infrastructure as code.
Instead of clicking around the AWS console, you can write code like this:
resource "aws_s3_bucket" "my_bucket" {
bucket = "my-dev-bucket"
acl = "private"
}
And BOOM π₯ β your bucket is created!
β
Terraform and OpenTofu use the same syntax
β
Both work with AWS, Azure, GCP, and more
β
Both manage your infrastructure automatically
π Why OpenTofu Exists?
Terraform was 100% open-source β until 2023, when HashiCorp changed its license.
That new license (BSL) added restrictions on how Terraform could be used β especially for companies building tools on top of it.
So, the open-source community said:
"Letβs keep the freedom alive!" π
They forked Terraform v1.5, kept it open-source, and created π OpenTofu, now backed by the Linux Foundation.
π§βπ» Beginner-Friendly Example
Letβs say you want to create a virtual server (EC2 instance) on AWS.
Hereβs the code
provider "aws" {
region = "us-east-1"
}
resource "aws_instance" "example" {
ami = "ami-0c55b159cbfafe1f0" # Amazon Linux 2
instance_type = "t2.micro"
}
You can run this code with:
- terraform apply (if using Terraform)
- tofu apply (if using OpenTofu)
π‘ The exact same code works in both tools!
βοΈ Key Differences (Simple Table)
Feature | Terraform | OpenTofu |
---|---|---|
License | BSL (some restrictions) | MPL (fully open-source) |
Maintained By | HashiCorp (a private company) | Linux Foundation (community-led) |
Code Syntax | HCL (HashiCorp Configuration Language) | HCL |
Use Case | Enterprise support, stable releases | Open, community-driven, freedom |
π€ So Which One Should You Use?
β Use Terraform if:
- You're in a company already using it
- You rely on official support from HashiCorp
- You donβt need to build tools on top of Terraform
β Use OpenTofu if:
- You want a fully open-source IaC tool
- Youβre concerned about vendor lock-in
- You support community-first projects
π§ Summary
Terraform and OpenTofu are twins β they speak the same language, but are raised in different homes.
Choose the one that aligns with your values:
Freedom & Openness? OpenTofu.
Stability & Support? Terraform.
π¬ Are you using OpenTofu or Terraform in your projects?
Would you switch? Letβs chat in the comments below π
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