What is dunning management in the context of this skill?

Dunning management is the automated process of handling failed payments. This skill provides logic for retry schedules, customer notifications, and account restriction workflows to recover revenue without manual intervention.

Can this skill handle prorated plan changes?

Yes, it includes a dedicated ProrationCalculator to handle complex scenarios where users change plans or seats mid-billing cycle, ensuring accurate credits and charges are applied.

How does it handle international taxes like VAT or GST?

The skill features a TaxCalculator component that identifies tax jurisdictions (e.g., US, UK, EU) and applies the correct rates for sales tax, VAT, or GST based on the customer's location.

Is this skill specific to any one payment processor?

While the logic is general enough for any billing engine, it includes implementation patterns and examples specifically optimized for integration with the Stripe API.

Billing Automation

Name: Billing Automation
Author: Activer007

byActiver007

0•

Eコマースソリューション

Builds comprehensive automated billing systems for recurring payments, subscription lifecycles, and dunning management.

This skill provides specialized patterns and logic for implementing complex subscription-based billing systems. It equips developers with standardized approaches for managing billing cycles, handling subscription state transitions (from trial to active or canceled), and processing automated dunning for failed payments. Whether you are calculating prorated charges for mid-cycle plan changes, managing multi-jurisdictional tax calculations (VAT/GST), or automating invoice generation, this skill provides the architectural foundation needed to build reliable, production-grade financial systems.

主な機能

01Proration calculations for upgrades, downgrades, and seat changes

02Multi-jurisdictional tax calculation for sales tax, VAT, and GST

030 GitHub stars

04Automated dunning logic for payment recovery and retry scheduling

05Full subscription lifecycle management from trial to cancellation

06Automated invoice generation and usage-based billing processing

ユースケース

01Implementing automated failed payment recovery systems to reduce churn

02Building usage-based billing engines for cloud or API services

03Developing a SaaS platform with recurring monthly or annual subscriptions

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add activer007/ordinary-claude-skills billing-automation

For use in Claude.ai and ChatGPT

Download Skill