Commerce middleware

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

• @aifinpay/agent

  by aifinpay · Free · npm

  Unified agent-economy SDK for autonomous AI agents — chain-opaque AiFinPayAgent surface (call/openSession/balance/verify) over Polygon and Solana execution environments.

  AIPaymentsCommerce

• @gengage/assistant-fe

  by muskirac · Free · npm

  Source-available frontend widgets for Gengage AI Assistant — chat, Q&A, and similar-products. Backend is SaaS (gengage.ai).

  AIUICommerce

• @salesforce/b2c-cli

  by GitHub Actions · Free · npm

  A Salesforce B2C Commerce CLI

  CommerceCloudDeveloper Tools

• @salesforce/b2c-tooling-sdk

  by GitHub Actions · Free · npm

  Core tooling library for Salesforce B2C Commerce CLI

  CommerceCloudSDK

• dart

  by jasonca2023 · Free · github

  One-click ad factory — paste a product URL, get a cinematic ad. Live: dart-frontend.blink-cursor.workers.dev

  AICommerceAutomation   TypeScript

• Dum-Club

  by topgunmaintenance · Free · github

  Dum Club — Drive Your Market. Bringing Live Selling To Businesses.

  AICommerceCloud   TypeScript

• 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

• Https-Site-Screaper-Social-Commerce-Court-Web

  by Phyllmox · Free · github

  powerful web scraping tool designed to extract data from HTTPS-secured websites, including social media, e-commerce platforms, and court records, for analysis, monitoring, or research purposes.

  AICommerceAutomationAPI   C#Web

• Https-Site-Screaper-Social-Commerce-Court-Web

  by Synterraapt · Free · github

  powerful web scraping tool designed to extract data from HTTPS-secured websites, including social media, e-commerce platforms, and court records, for analysis, monitoring, or research purposes.

  AICommerceAutomationAPI   C#Web

• marketnow

  by edgarfloresguerra2011-a11y · Free · github

  Trust layer for agent commerce. 8,560 MCP skills, Sentinel L1.5 security audits, AP2 mandates, x402 payments. Open source MIT.

  AICommerce   JavaScript

• marketplace

  by dgyurics · Free · github

  Go-powered self hostable eCommerce

  Commerce   Go

• Medusa

  by Medusa · Free · MIT · middleware

  Open-source commerce platform and toolkit for building custom online stores in Node.js.

  CommercePayments   Node.jsTypeScript

• mobazha

  by mobazha · Free · github

  Open-source peer-to-peer commerce platform for storefronts, marketplaces, orders, and crypto payments.

  PaymentsCommerce   Go

• 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

• sabat-mern-firebase-ecommerce

  by zezogaming025 · Free · github

  E-Commerce Website Using React JS, Node JS, Express JS, MongoDB, Firebase, and Aamar Pay Payment Gateway

  Commerce   JavaScriptReactNode.js

• Smart-Ecommerce-AI-Assistant

  by abdulkrem065-jpg · Free · github

  Enterprise Multi-Tenant SaaS platform with an integrated Smart AI Assistant.

  AICommerce   TypeScriptReact

• Stripe

  by Stripe · Per-transaction · Commercial · middleware

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

  PaymentsCommerce   WebNode.jsPythonPHPJavaGoAndroidiOS

• SuperShopaholic

  by jave · Free · fdroid

  An infinite shopping cart in an infinite mall: a satire on consumerism

  Commerce   Android