Open source cloud cost estimation for Terraform, Terragrunt, and CloudFormation
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Updated
Oct 23, 2026 - Go
Open source cloud cost estimation for Terraform, Terragrunt, and CloudFormation
A curated list of awesome tips, tricks and hacks for saving cost on the cloud
Complete AWS Free Tier reference. Covers July 2025 changes (Free Plan vs Paid Plan), Always Free services, 12-month free tier, short-term trials, and common billing gotchas.
Know what your stack will cost before the bill arrives. Free agent skill for Claude Code, Cursor and Codex: prices every service at your usage, finds the bills, limits and compliance gaps ahead, each with a fix.
Desktop app for cloud cost visibility. Syncs AWS billing data locally, queries with DuckDB, renders analytical dashboards. No servers, no SaaS, no third-party data sharing.
FinOps CLI for Pulumi — projected costs, actual spend tracking, budget enforcement, and cost optimization for cloud infrastructure
The official Ruby client for the Vantage API
See cost estimates for Terraform right in your editor💰📉
Self-hosted cloud pricing API for AWS, Azure, and GCP. GraphQL endpoint backed by PostgreSQL.
Free client-side cloud cost allocation readiness auditor — your CSV never leaves the browser
Open Source Cloud Cost and Governance
Tool that allows you to delete and stop resources across different clouds
Cluster autoscaling feature of K8S. Together with HPA a production level K8S cluster can be deployed in AWS EKS with very less operational/management overhead for cloud cost optimization.CA Demo
See your cloud runway without leaving your coding agent — live credit + spend from AWS/Azure/GCP as an agent skill
GitHub Action that posts cloud cost and carbon footprint reports to Pull Requests
Find where cloud money goes and what can be saved
Horizontal Pod Autoscaling (HPA) in Kubernetes for cloud cost optimization. Client Demos
Know exactly what your Cloudflare usage costs: free-tier vs paid-plan allowances, per-instance cost drivers, month-end forecasts, budgets and email alerts. Sign in with Cloudflare. Built on the Cloudflare stack.
Where did my GCP money go? An offline treemap of your Cloud Billing BigQuery export — drill down by service, SKU, project and resource, spot waste, build a savings list.
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