Can I use this for usage-based or credit-based billing?

Absolutely. It features a dedicated credit management module that handles atomic transactions, credit expiration, and member-based allocation.

Does this skill support different backend frameworks?

Yes, the skill analyzes your project context to adapt its reference design to various tech stacks including Next.js, Spring Boot, NestJS, and FastAPI.

Does it provide a user interface for the payment pages?

Yes, it generates both the backend logic and the frontend UI for pricing tables, payment method registration, subscription management, and admin dashboards.

How does the module handle payment security?

It implements industry-standard security including AES-256 encryption for billing keys, HMAC verification for webhooks, and follows PCI DSS guidelines.

Which payment gateways (PG) are currently supported?

It includes built-in adapters for Toss Payments and KCP, using a PG-agnostic architecture that allows for easy expansion to other providers like Stripe.

Subscription Payment Module Builder

Name: Subscription Payment Module Builder
Author: ASTRA-TECHNOLOGY-COMPANY-LIMITED

byASTRA-TECHNOLOGY-COMPANY-LIMITED

0•

电子商务解决方案

Automatically constructs complete subscription payment systems including PG integration, plan management, and automated dunning workflows.

This skill automates the entire lifecycle of building a robust subscription-based payment architecture within your application. By leveraging standardized reference designs, it handles complex implementations including database schema generation for 13+ tables, PG-agnostic adapters (Toss Payments, KCP), and sophisticated logic for proration and credit management. It intelligently adapts to your existing technology stack—whether it's Next.js, Spring Boot, or FastAPI—while ensuring seamless integration with existing authentication and workspace modules to provide a production-ready billing engine.

主要功能

01End-to-end PG integration with support for Toss Payments and KCP via an agnostic abstraction layer.

020 GitHub stars

03Comprehensive subscription lifecycle management including proration, pausing, and plan transitions.

04Atomic credit management system for allocating, deducting, and monitoring usage-based credits.

05Full-stack implementation including UI components for pricing, billing history, and admin management.

06Automated 4-stage Dunning system for handling payment failures and retries.

使用场景

01Migrating legacy payment systems to a modern, event-driven architecture with secure billing key encryption.

02Implementing automated credit-based usage systems with real-time balance tracking and expiration logic.

03Rapidly launching a SaaS platform with complex multi-tier subscription and workspace-based billing.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add astra-technology-company-limited/astra-methodology payment-module

For use in Claude.ai and ChatGPT

主要功能

01End-to-end PG integration with support for Toss Payments and KCP via an agnostic abstraction layer.

020 GitHub stars

03Comprehensive subscription lifecycle management including proration, pausing, and plan transitions.

04Atomic credit management system for allocating, deducting, and monitoring usage-based credits.

05Full-stack implementation including UI components for pricing, billing history, and admin management.

06Automated 4-stage Dunning system for handling payment failures and retries.

使用场景

01Migrating legacy payment systems to a modern, event-driven architecture with secure billing key encryption.

02Implementing automated credit-based usage systems with real-time balance tracking and expiration logic.

03Rapidly launching a SaaS platform with complex multi-tier subscription and workspace-based billing.