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  Terraform Basics: Your Complete Guide to Infrastructure as Code 📅 Published: August 2026 ⏱️ Estimated Reading Time: 15 minutes 🏷️ Tags: Terraform, IaC, Infrastructure as Code, Beginner Guide, DevOps Introduction: What is Terraform? Terraform is an open-source Infrastructure as Code (IaC) tool created by HashiCorp. It lets you define and provision cloud infrastructure using a simple, declarative configuration language called HCL (HashiCorp Configuration Language). Terraform in three sentences: You write code that describes what infrastructure you want (servers, databases, networks). Terraform reads that code and figures out how to create it. Once created, Terraform tracks what it built so it can update or destroy it later. Key features: Declarative : You say what you want, not how to do it Multi-cloud : Works with AWS, Azure, GCP, and 1,000+ providers State management : Tracks what it created Plan/Apply : Preview changes before applying them Idempotent : Run the same code multip...