Terraform vs Ansible

Struggling to choose between Terraform and Ansible? Both products offer unique advantages, making it a tough decision.

Terraform is a Development solution with tags like hashicorp, infrastructure, provisioning, automation, cloud.

It boasts features such as Infrastructure as Code - Manage infrastructure through configuration files, Execution Plans - Preview changes before applying to avoid unexpected changes, State Management - Track metadata to map real resources to configurations, Resource Graph - Visualize dependencies to understand relationships, Modular Architecture - Reuse configurations and integrate with other tools, Provider Ecosystem - Support for many infrastructure providers like AWS, Azure, GCP and pros including Declarative language is easy to understand, Promotes infrastructure consistency and stability, Built-in graphing and planning features, Open source with large community support, Supports many major cloud providers.

On the other hand, Ansible is a Network & Admin product tagged with automation, configuration-management, deployment.

Its standout features include Agentless architecture, Uses YAML playbooks to define automation tasks, Idempotent execution of tasks, Large library of modules for interacting with different systems, Push-based model for deploying configuration changes, Supports parallel execution of tasks, and it shines with pros like Very simple to set up and use, Powerful automation capabilities, Agentless model reduces resource usage, Playbooks provide infrastructure as code, Active open source community.

Feature	Terraform	Ansible
Overall Score	1	1
Primary Category	Development	Network & Admin

Product Overview

Terraform

Description: Terraform, an Infrastructure as Code (IaC) tool by HashiCorp. Streamline and automate the provisioning of infrastructure across cloud providers. With a declarative configuration language, Terraform enables users to define, manage, and version infrastructure as code, promoting consistency and scalability.

Ansible

Description: Ansible, an open-source automation tool for configuration management, application deployment, and task orchestration. Using a simple, human-readable language, Ansible enables efficient automation of IT infrastructure. It streamlines complex tasks, promotes consistency, and empowers teams to manage infrastructure as code.

Key Features Comparison

Terraform Features

• Infrastructure as Code - Manage infrastructure through configuration files
• Execution Plans - Preview changes before applying to avoid unexpected changes
• State Management - Track metadata to map real resources to configurations
• Resource Graph - Visualize dependencies to understand relationships
• Modular Architecture - Reuse configurations and integrate with other tools
• Provider Ecosystem - Support for many infrastructure providers like AWS, Azure, GCP

Ansible Features

• Agentless architecture
• Uses YAML playbooks to define automation tasks
• Idempotent execution of tasks
• Large library of modules for interacting with different systems
• Push-based model for deploying configuration changes
• Supports parallel execution of tasks

Pros & Cons Analysis

Terraform

Pros

• Declarative language is easy to understand
• Promotes infrastructure consistency and stability
• Built-in graphing and planning features
• Open source with large community support
• Supports many major cloud providers

Cons

• State files can be difficult to manage in a team
• No built-in rollback functionality
• Limited support for deleting/changing existing resources
• Third-party providers can lag behind new cloud features

Ansible

Pros

• Very simple to set up and use
• Powerful automation capabilities
• Agentless model reduces resource usage
• Playbooks provide infrastructure as code
• Active open source community

Cons

• Limited Windows support compared to Linux
• Steeper learning curve than some other tools
• Not ideal for large, complex environments without additional orchestration
• Upgrades can sometimes break playbooks

Pricing Comparison

Terraform

• Open Source

Ansible

• Open Source