Pulls AWS Cost Explorer data and scans your account for the usual suspects: unattached EBS volumes, unused Elastic IPs, idle EC2 instances, old snapshots. It's read-only analysis by default, which keeps risk low, but you'll need to manually act on the recommendations or write your own deletion scripts. The workflow is sensible: baseline your spending, grab quick wins like releasing unused IPs, then tackle strategic stuff like Reserved Instance coverage. Most useful when you've got cost creep and need someone to systematically check CloudWatch metrics and usage patterns across services. It's not going to automatically fix anything, but it'll surface the waste you forgot about.

skills.sh installs
130
GitHub stars
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last updated
Jun 3, 2026

Install

$ npx -y skills add sickn33/antigravity-awesome-skills --skill aws-cost-optimizer --agent claude-code

Installs into .claude/skills of the current project.

Files

AWS Cost Optimizer

Analyze AWS spending patterns, identify waste, and provide actionable cost reduction strategies.

When to Use This Skill

Use this skill when you need to analyze AWS spending, identify cost optimization opportunities, or reduce cloud waste.

Core Capabilities

Cost Analysis

  • Parse AWS Cost Explorer data for trends and anomalies
  • Break down costs by service, region, and resource tags
  • Identify month-over-month spending increases

Resource Optimization

  • Detect idle EC2 instances (low CPU utilization)
  • Find unattached EBS volumes and old snapshots
  • Identify unused Elastic IPs
  • Locate underutilized RDS instances
  • Find old S3 objects eligible for lifecycle policies

Savings Recommendations

  • Suggest Reserved Instance/Savings Plans opportunities
  • Recommend instance rightsizing based on CloudWatch metrics
  • Identify resources in expensive regions
  • Calculate potential savings with specific actions

Analysis and change boundary

Sponsors

Details

Repository
github.com/sickn33/antigravity-awesome-skills
Category
Cloud & Infrastructure
First seen
Jun 3, 2026

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