What is dunning management in this skill?

Dunning management is the automated process of handling failed payments through retry schedules, customer notifications, and grace periods to recover revenue before a subscription is canceled.

Does it support international tax compliance?

Yes, it includes logic for identifying tax jurisdictions and applying correct rates for VAT, GST, and US Sales Tax across various regions.

Can I use this with external payment processors like Stripe?

Absolutely. The skill provides implementation patterns and code structures specifically designed to interface with payment gateways like Stripe for actual transaction processing.

How does the skill handle plan upgrades mid-month?

The skill includes a Proration Calculator that determines the credit from the unused portion of the old plan and the charge for the remaining time on the new plan to ensure fair billing.

Billing Automation

Name: Billing Automation
Author: HermeticOrmus

byHermeticOrmus

0•

Eコマースソリューション

Automates subscription lifecycles, recurring invoices, and payment recovery processes for SaaS and digital services.

Billing Automation is a comprehensive Claude Code Skill designed to handle the intricate logic of recurring revenue systems. It provides standardized patterns for managing complex subscription states, calculating prorated charges during plan upgrades, and generating compliant invoices. The skill also includes sophisticated dunning management workflows to handle failed payments and automated tax calculation logic for global jurisdictions, making it an essential tool for developers building scalable and reliable financial backends.

主な機能

01Automated dunning workflows with retry schedules and notifications

02Comprehensive subscription lifecycle management from trial to cancellation

03Flexible billing interval support including usage-based models

04Precise proration logic for mid-cycle plan and seat changes

05Multi-jurisdiction tax calculation for VAT, GST, and Sales Tax

060 GitHub stars

ユースケース

01Implementing automated invoice generation and delivery systems

02Managing complex payment recovery and customer retention workflows

03Building a SaaS subscription backend with automated renewals

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add hermeticormus/hermetic-line billing-automation

For use in Claude.ai and ChatGPT

Download Skill