Commerce middleware

3 reusable Commerce middleware libraries across every platform — libraries, SDKs, and drop-in systems. You should never have to know which ecosystem it lives in.

• FULLSTACK-ECOMMERCE-PLATFORM-WITH-AI-CHAT-SUPPORT

  by abdokadry0 · Free · github

  🛒 Build a powerful e-commerce platform with AI chat support using React, Node.js, and PostgreSQL for seamless shopping experiences.

  AIAuthenticationCommerce   PythonReactNode.js

• onyx-mcp

  by dimitrilaouanis-tech · Free · github

  Proof of Agent Execution — the neutral trust layer issuing portable, signed execution credentials for AI agents (x402 · MCP · ERC-8004).

  AIEconomyPaymentsCommerce   Python

• Stripe

  by Stripe · Per-transaction · Commercial · middleware

  Payments infrastructure — accept cards and wallets, subscriptions, and billing via API and SDKs.

  PaymentsCommerce   WebNode.jsPythonPHPJavaGoAndroidiOS