Which payment gateways does this skill support?

It supports a wide range of providers including Stripe, PayPal, Adyen, Square, Mollie, Razorpay, and Checkout.com, as well as orchestration layers like Primer or Spreedly.

How does it handle payment reliability?

The skill enforces core principles like using idempotency keys on every request and implementing idempotent webhook handlers to prevent double-charging or data discrepancies.

Can it assist with subscription-based models?

Absolutely. It includes guidance for building subscription billing systems, including lifecycle management, dunning processes, and handling multi-currency transactions.

Does it help with security and PCI compliance?

Yes, it provides patterns for client-side tokenization to maintain SAQ A/A-EP compliance, 3DS2/SCA implementation, and integration with fraud prevention tools like Sift and Riskified.

Does it support modern payment methods like BNPL or Crypto?

Yes, it provides integration patterns for Buy Now Pay Later (Klarna, Affirm, Afterpay) and cryptocurrency payments via BitPay or BTCPay.

Payment Integration for E-commerce

Name: Payment Integration for E-commerce
Author: rnavarych

byrnavarych

•

Eコマースソリューション

Streamlines the implementation of secure payment gateways, subscription billing, and fraud prevention measures for online stores.

This skill provides Claude with expert patterns and best practices for integrating a wide range of payment solutions, including major gateways like Stripe and PayPal, Buy Now Pay Later (BNPL) options, and crypto payments. It ensures high reliability and security by guiding developers through idempotency implementation, 3DS2 compliance, webhook handling, and daily reconciliation processes, making it essential for building robust e-commerce checkout systems and subscription services.

主な機能

0110 GitHub stars

02Robust idempotency and webhook deduplication strategies

03Automated fraud prevention and 3DS2/SCA compliance guidance

04Subscription lifecycle management and dunning logic

05BNPL and cryptocurrency payment implementation patterns

06Multi-gateway support for Stripe, PayPal, Adyen, Square, and more

ユースケース

01Setting up recurring billing and subscription dunning cycles

02Implementing 3DS2 authentication to meet SCA requirements and reduce liability

03Integrating a secure checkout flow with multiple payment providers

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add rnavarych/alpha-engineer payment-integration

For use in Claude.ai and ChatGPT

主な機能

0110 GitHub stars

02Robust idempotency and webhook deduplication strategies

03Automated fraud prevention and 3DS2/SCA compliance guidance

04Subscription lifecycle management and dunning logic

05BNPL and cryptocurrency payment implementation patterns

06Multi-gateway support for Stripe, PayPal, Adyen, Square, and more

ユースケース

01Setting up recurring billing and subscription dunning cycles

02Implementing 3DS2 authentication to meet SCA requirements and reduce liability

03Integrating a secure checkout flow with multiple payment providers

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add rnavarych/alpha-engineer payment-integration

For use in Claude.ai and ChatGPT