💳 CardQL

Modern payment processing platform built on Cloudflare Workers with a powerful GraphQL API. CardQL provides a scalable, secure, and developer-friendly solution for payment operations.

Key Features

• GraphQL API - Flexible, type-safe payment operations
• Multi-Database Architecture - Separate databases for payments and platform management
• Real-time Analytics - Cloudflare D1-powered analytics with KV caching
• Edge Deployment - Lightning-fast responses from Cloudflare's global network
• Double-Entry Ledger - Accurate financial tracking and reconciliation
• Multiple Payment Gateways - Stripe integration with extensible architecture

Architecture

CardQL uses a three-worker architecture for optimal performance and separation of concerns:

• cardql-worker - Main unified GraphQL API
• cardql-core - Payment database operations via DataQL
• cardql-saas - Platform management via DataQL

Documentation

Visit our documentation site for detailed guides, API reference, and integration examples.

Open Source

CardQL is open source and available on GitHub. Contributions are welcome!