Does it include support for recurring subscriptions?

Yes, it includes logic for creating subscriptions, managing price IDs, and handling subscription-related webhooks like failed payments.

Can I use this for handling refunds and disputes?

Absolutely. The skill includes standardized methods for processing full or partial refunds and managing payment intent states.

Which payment providers does this skill support?

The skill provides implementation patterns and best practices for Stripe, PayPal, and Square, including Node.js SDK examples.

How does the skill handle payment security?

It provides a security checklist emphasizing official SDK usage, webhook signature verification, and strict rules against processing or storing raw card data to maintain PCI compliance.

Payment Gateway Integration

Name: Payment Gateway Integration
Author: secondsky

bysecondsky

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E-commerce Solutions

Integrates secure payment processing for Stripe, PayPal, and Square with production-ready compliance and automated webhook handling.

This skill provides specialized guidance for implementing robust payment systems within Claude Code. It streamlines the integration of major providers like Stripe and PayPal, covering essential features such as recurring subscription logic, secure refund processing, and idempotent webhook handling. By following built-in PCI compliance checklists and security best practices, developers can quickly build production-grade checkout flows while avoiding common pitfalls like logging sensitive card data or skipping signature validation.

Key Features

01Standardized refund and dispute handling patterns

0221 GitHub stars

03Subscription and recurring billing lifecycle management

04Multi-provider support for Stripe, PayPal, and Square

05Secure webhook construction and signature verification

06PCI compliance and security best-practice checklists

Use Cases

01Creating a secure e-commerce checkout flow with multiple payment options

02Automating backend refund processing and payment state synchronization

03Building a SaaS billing system with recurring subscriptions

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add secondsky/claude-skills payment-gateway-integration

For use in Claude.ai and ChatGPT

Download Skill