getreadystack/rds-extended-support-cost-lint repository overview

⁠RDS Extended Support Cost Lint for Terraform

Prices the AWS Extended Support surcharge on every RDS and Aurora database in your .tf files

⁠Run

docker run --rm -v "$PWD":/work getreadystack/rds-extended-support-cost-lint /work/file

The same 12 rules as the VS Code extension, in a container. Mount a folder on /work.

⁠Free

• Checks the open .tf file: every RDS and Aurora database whose engine version is billed for Extended Support today, with its yearly surcharge and the date it started.
• --rules lists every rule

⁠With a licence ($29 once)

• Scans every .tf file in the workspace in one run and exports one Markdown report of every database's surcharge for the budget or upgrade ticket.

docker run --rm -e READYSTACK_LICENSE=<key> -v "$PWD":/work getreadystack/rds-extended-support-cost-lint --dir /work --ci

One 4-vCPU instance left on MySQL 8.0 pays AWS 3,504 dollars a year in Extended Support (0.100 USD per vCPU-hour, US East).

⁠Use from an AI agent (MCP)

Claude Code · Cursor · Windsurf · any MCP client - add to your MCP config:

{ "mcpServers": { "rds-extended-support-cost-lint": { "command": "npx", "args": ["-y", "@readystack/rds-extended-support-cost-lint", "--mcp"] } } }

Tools: check_text and check_file (free) · check_dir (licence). The agent gets every finding with the line number.

⁠Use in CI

- name: RDS Extended Support Cost Lint for Terraform
  run: npx -y @readystack/rds-extended-support-cost-lint --dir . --ci

(container: docker run --rm -v "$PWD:/work" getreadystack/rds-extended-support-cost-lint --dir /work --ci)

The folder sweep, reports and CI mode need one licence — one payment, no subscription. Set READYSTACK_LICENSE=<key> or run --license <key> once.

Get a licence⁠