AWS IAM / ARN / VPC / Cost Toolkit

Analyze IAM policies, format CloudFormation, parse ARN, plan VPC CIDR, and estimate costs.

A consolidated AWS toolkit for IAM policy review, CloudFormation formatting, cost estimates, ARN parsing, and VPC CIDR subnet planning.

Feature Modules

IAM Policy Analyzer

Flag wildcard actions, wildcard resources, and missing conditions in IAM JSON.

iam policy analyzer
aws iam checker

CloudFormation Formatter

Format CloudFormation YAML or JSON before review or commit.

cloudformation formatter
cloudformation yaml

AWS Cost Calculator

Estimate simple EC2, storage, and transfer monthly costs.

aws cost calculator
aws pricing

ARN Parser

Parse AWS ARN into partition, service, region, account, and resource parts.

arn parser
aws arn

VPC CIDR Calculator

Plan subnet prefixes and AWS usable IPv4 addresses from a VPC CIDR.

vpc cidr calculator
aws subnet calculator

IAM Policy Analyzer

Output

Version: 2012-10-17
Statements: 1

Warnings
- Statement has no Condition.

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "s3:GetObject"
      ],
      "Resource": "arn:aws:s3:::example-bucket/*"
    }
  ]
}

How to Use

  1. Paste your input.
  2. Choose the mode or action you need.
  3. Review the result and copy it when ready.

Use Cases

Debug copied snippets and API payloads.
Prepare clean data for documentation or tickets.
Check content locally before sharing it.

What AWS IAM / ARN / VPC / Cost Toolkit helps you do

A consolidated AWS toolkit for IAM policy review, CloudFormation formatting, cost estimates, ARN parsing, and VPC CIDR subnet planning. It belongs to AWS Tools and is intended for cloud engineers reviewing AWS identifiers, policies, network ranges, and cost assumptions. The page keeps the input area, output area, instructions, use cases, and FAQ together so visitors can arrive from search and complete a real task without hunting through multiple pages.

Why this page adds practical value

AWS tools provide quick checks for common snippets, but important infrastructure changes should still be reviewed with official AWS tools and team process. For this tool, a common workflow is: Debug copied snippets and API payloads. ToolHive describes the expected input, the meaning of the output, the main limitations, and what should be reviewed before copying the result into important work.

Privacy, accuracy, and review guidance

Identifiers and templates are processed locally where possible to avoid exposing account details. If the result affects production systems, payroll, tax, immigration, finance, or trading decisions, treat ToolHive as a first-pass estimate and verify against official sources, team policy, or a qualified professional. Related search terms include: iam policy analyzer, aws iam policy checker, IAM 权限分析, IAM ポリシー.

FAQ

Related Tools

More tools from the same category for adjacent workflows.

AWS Tools