Is it compatible with Stripe or other payment gateways?

The architectural patterns provided are provider-agnostic, making them easy to integrate with any major gateway like Stripe, Braintree, or Paddle.

Can this handle mid-month plan upgrades?

Yes, the skill includes specialized proration calculators to automatically adjust charges when users change plans or seat counts during an active billing cycle.

Does it support international tax requirements?

Yes, it includes structures for calculating regional taxes like VAT, GST, and US Sales Tax based on the customer's jurisdiction and local tax rates.

How does this skill help with failed payments?

It provides logic for dunning management, including automated retry schedules, grace periods, and customer notification workflows to recover revenue from failed transactions.

Billing Automation

Name: Billing Automation
Author: Microck

byMicrock

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108

E-commerce Solutions

Implements automated billing systems for SaaS, managing subscriptions, recurring payments, and complex invoicing logic.

About

This skill provides Claude with domain-specific knowledge to build robust billing architectures, covering the entire subscription lifecycle from trial to cancellation. It includes implementation patterns for recurring payment cycles, automated dunning processes to recover failed payments, complex proration logic for mid-cycle plan changes, and regional tax calculations. Ideal for developers building SaaS platforms or integrating sophisticated payment workflows into existing applications using standardized architectural patterns.

Key Features

Multi-jurisdictional tax calculation (VAT, GST, Sales Tax)
Dunning management with retry schedules and customer notifications
Proration logic for plan upgrades, downgrades, and seat changes
Subscription lifecycle management (Trial, Active, Past Due, Canceled)
Automated invoicing and recurring billing cycle processing
108 GitHub stars

Use Cases

Building a custom SaaS subscription management backend
Automating payment recovery for failed credit card transactions
Implementing usage-based or per-seat billing systems

About

Key Features

Multi-jurisdictional tax calculation (VAT, GST, Sales Tax)
Dunning management with retry schedules and customer notifications
Proration logic for plan upgrades, downgrades, and seat changes
Subscription lifecycle management (Trial, Active, Past Due, Canceled)
Automated invoicing and recurring billing cycle processing
108 GitHub stars

Use Cases

Building a custom SaaS subscription management backend
Automating payment recovery for failed credit card transactions
Implementing usage-based or per-seat billing systems