How does this skill handle failed payments?

The skill provides patterns for dunning management, which includes automated retry schedules, grace periods, and customer notifications to recover failed transactions effectively.

Does it support international tax compliance?

The skill includes a TaxCalculator pattern that helps calculate applicable taxes such as Sales Tax, VAT, and GST based on the customer's specific jurisdiction.

What is Billing Automation?

Billing Automation is the process of using software to manage recurring payments, invoice generation, and subscription lifecycles automatically, reducing manual overhead and errors.

Is it compatible with major payment processors?

While the logic is provider-agnostic, the implementation patterns are designed to integrate seamlessly with APIs like Stripe, PayPal, and Braintree.

Can this skill calculate prorated charges?

Yes, it includes specific logic to calculate the financial difference when users upgrade, downgrade, or change their seat count in the middle of a billing cycle.

Billing Automation

Name: Billing Automation
Author: HermeticOrmus

byHermeticOrmus

0•

E-commerce Solutions

Builds and manages sophisticated automated billing systems for SaaS subscriptions, invoicing, and payment recovery.

This skill empowers developers to implement comprehensive subscription management systems, covering everything from initial trial setup to complex dunning workflows. It provides robust patterns for managing subscription lifecycles, calculating prorated charges during plan changes, and automating tax calculations across global jurisdictions. Use this skill when building SaaS platforms, automating recurring invoice generation, or implementing intelligent payment recovery strategies to minimize customer churn and ensure financial accuracy.

Key Features

01Comprehensive subscription lifecycle management (Trial, Active, Past Due, Canceled)

02Automated dunning workflows for failed payment recovery

03Precise proration logic for mid-cycle plan and seat adjustments

04Automated invoice generation and usage-based billing processing

05Multi-jurisdiction tax calculation for global compliance (VAT, GST, Sales Tax)

060 GitHub stars

Use Cases

01Implementing a multi-tier SaaS subscription model with Stripe integration

02Setting up intelligent retry logic and customer notifications for failed credit card payments

03Automating monthly invoicing and tax compliance for a global B2B platform

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add hermeticormus/hermetic-academy billing-automation

For use in Claude.ai and ChatGPT

Download Skill