Self-Hosted Digital Product Storefronts

Dujiaoka is a self-hosted PHP web application designed for the automated sale and distribution of digital goods. It functions as a comprehensive e-commerce platform that manages the entire lifecycle of virtual products, from inventory listing to the instant delivery of activation keys upon successful payment. The system distinguishes itself through an integrated payment processing architecture that utilizes event-driven callbacks to verify transactions and trigger automated workflows. This ensures that digital assets are delivered to customers immediately after payment confirmation, while pro

Polar is a digital product monetization engine and subscription management system. It serves as a merchant of record platform that handles global sales tax and VAT compliance, providing the infrastructure for selling subscriptions and one-time digital goods via hosted checkouts and embedded payment flows. The project functions as an entitlement and access manager, automating the granting and restriction of digital benefits, license keys, and third-party platform roles. It includes a dedicated usage-based billing infrastructure that tracks customer activity through meters to apply aggregation

This project is a PHP e-commerce platform and enterprise storefront framework designed for building and managing online stores. It functions as a modular PHP application and headless commerce engine, separating e-commerce business logic from frontend presentation to support multiple storefronts and devices. The system is built on a modular architecture that allows developers to add custom business logic and third-party integrations. It utilizes a service-contract-based API to ensure stability across module implementations and employs dependency-injection for object lifecycle management. Core

WooCommerce is a comprehensive eCommerce framework for WordPress that transforms websites into fully functional online stores for physical and digital goods. It serves as a digital storefront manager for product catalogs, inventory, and customer orders across retail and wholesale business models. The system functions as a payment gateway integrator, connecting shops to diverse processors for credit cards, digital wallets, and subscriptions. It also operates as an order fulfillment system for calculating shipping rates, generating labels, and coordinating delivery via third-party couriers, whi

nopCommerce is an open-source ASP.NET Core eCommerce platform and shopping cart designed to manage digital product catalogs, orders, and customer transactions. It provides a complete commerce environment consisting of a customer storefront and a backend administration portal. The system functions as a multi-tenant storefront engine capable of distributing workloads across multiple servers and cloud-native hosting environments. Its architecture is based on a plugin-based framework, allowing for the addition of custom plugins and themes to implement specialized business capabilities and visual

Sylius is a PHP-based digital commerce framework built on Symfony for managing product catalogs, orders, and customer transactions. It functions as an API-first headless commerce engine that delivers store data via REST to decoupled frontend interfaces and external systems. The platform includes a specialized B2B eCommerce framework with tools for managing wholesale operations and corporate pricing. It also acts as a multi-store commerce manager, allowing the coordination of product inventory and sales across multiple digital storefronts from a single installation. The system covers broader

E-Commerce Platform

Omnipay is a PHP payment gateway library and integration framework that abstracts multiple payment service providers into a single, consistent API. It provides a standardized interface for managing payment lifecycles, allowing applications to execute authorizations, captures, and refunds across various financial services without rewriting code for each provider. The framework decouples application logic from provider-specific SDKs using an adapter pattern and data-transfer objects. This architecture ensures that raw gateway responses and HTTP requests are converted into predictable data shape

Roncoo Pay is a multi-tenant payment platform that integrates Alipay and WeChat Pay as external payment channels, handling payment request routing, authorization, and capture. It also includes an automated settlement engine that calculates net amounts and initiates daily fund transfers, along with a reconciliation engine that matches internal transaction logs against provider statements to detect discrepancies. In addition to payment processing, the project provides a multi-tenant online education delivery platform for live and on-demand courses, exams, and enterprise training. The platform u

aimeos-laravel is a comprehensive e-commerce framework for building online stores and B2B marketplaces using the Laravel PHP framework. It functions as a digital storefront engine and multi-tenant e-commerce platform, providing the core logic for managing product catalogs, shopping baskets, and payment processing. The project is distinguished by its ability to support complex business models, including multi-vendor marketplaces and professional B2B commerce suites with tiered pricing and procurement workflows. It also provides a headless commerce API, allowing store data and business logic to

Crater is an invoicing and billing software system designed for creating professional invoices, estimates, and recurring billing schedules. It serves as a multi-entity accounting manager, allowing for the organization and separation of financial data and billing records across multiple different business organizations. The platform integrates payment gateway services to collect funds directly from customers and provides a secure client billing portal where customers can access account details and pay outstanding invoices. It also functions as an expense tracking application to log outgoing co

yournextstore is an open-source e-commerce storefront platform built with Next.js and a type-safe SDK. It provides a scalable foundation for online shopping, utilizing server-side rendering and dynamic route generation to manage product and category pages. The codebase is structured as an AI-optimized storefront, specifically designed for efficient modification and development using large language models. It integrates Stripe for secure payment processing, checkouts, and financial transactions. The platform includes a customer loyalty system for calculating and tracking reward points based o