# Terraform Plan Diff Analyzer > Parses Terraform plan JSON output to summarize resource changes, detect destructive actions, and flag policy violations. Uses the terraform show -json command and the Terraform Cloud API to retrieve plan artifacts. Integrates with OPA (Open Policy Agent) for policy-as-code enforcement on planned changes. Use when this capability is needed. - Skill: `tomevault-io/terraform-plan-diff-analyzer` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/terraform-plan-diff-analyzer` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/terraform-plan-diff-analyzer/raw - Safety review: pending - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: DevOps & Infra - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/terraform-plan-diff-analyzer --- # Terraform Plan Diff Analyzer Parses Terraform plan JSON output to summarize resource changes, detect destructive actions, and flag policy violations. Uses the terraform show -json command and the Terraform Cloud API to retrieve plan artifacts. Integrates with OPA (Open Policy Agent) for policy-as-code enforcement on planned changes. ## Installation Basic usage or getting-started notes: - Documentation is available on the [Terraform website](https://developer.hashicorp.com/terraform): - [Introduction](https://developer.hashicorp.com/terraform/intro) - [Documentation](https://developer.hashicorp.com/terraform/docs) - Source: https://github.com/hashicorp/terraform - Extracted from upstream docs: https://raw.githubusercontent.com/hashicorp/terraform/HEAD/README.md ## Source - [Agent Skill Exchange](https://agentskillexchange.com/skills/terraform-plan-diff-analyzer/) --- > Source: [agentskillexchange/skills](https://github.com/agentskillexchange/skills) — distributed by [TomeVault](https://tomevault.io).