Vendure is a mature, open-source headless commerce platform built on NestJS, GraphQL, and TypeORM. It provides a complete backend for e-commerce operations including product catalog management, order lifecycle, payment/shipping/tax processing, promotions, and multi-channel support. The monorepo contains a core backend package, two parallel admin UIs (an older Angular-based admin-ui and a newer React-based dashboard), a CLI tool for scaffolding and migrations, and a plugin ecosystem with official plugins for email, asset server, job queues (BullMQ), caching (Redis), telemetry (OpenTelemetry), and AI integration via the MCP (Model Context Protocol) plugin. The architecture is modular with a strategy pattern for extensibility, an event bus for domain events, a job queue system, and a custom fields system. The codebase demonstrates strong engineering practices with extensive test coverage, CI/CD pipelines, and active maintenance. Notable reusable components include a generic finite state machine framework, a runtime-resolved custom fields system, an OAuth 2.1 authorization server, a dynamic form engine, and a tag-based cache invalidation service.
Sylius is a mature open-source e-commerce framework built on Symfony, organized as a monorepo of decoupled PHP bundles and domain components. In production it powers multi-channel, multi-currency, multi-locale storefronts with product catalogs, carts and checkout, order management, payments via Payum, taxes, shipping, promotions and coupons, inventory, customer accounts, and an admin panel. It exposes a JSON:API via API Platform for headless commerce, a Twig/Stimulus storefront, an admin interface, and CLI commands for installation, user management, and maintenance. The domain logic lives primarily in the Sylius Component and Bundle layers, with UI and API layers acting as adapters over shared services.
Medusa is a headless commerce platform built as a modular monorepo. It provides a comprehensive backend with REST APIs for admin and storefront operations, a React-based admin dashboard, a workflow engine for orchestrating business processes (orders, returns, claims, etc.), and a plugin system for extending functionality. The architecture is domain-driven: each commerce domain (cart, order, product, pricing, payment, fulfillment, inventory, tax, promotion, customer, region, etc.) is an independent module with its own models, migrations, services, and workflows. The admin dashboard is a React SPA using TanStack Query, react-hook-form, and a custom data grid with virtual cells and clipboard support. The platform relies on PostgreSQL (via MikroORM) and optionally Redis for caching and workflow execution. It includes a design system with SVG icons and UI components, a JS SDK for client-side integration, and extensive documentation sites built with Next.js. The monorepo also contains CLI tools for project scaffolding, code generation, and API reference generation.
Bagisto is a production-ready open-source eCommerce platform built on Laravel with a modular monolith architecture. It provides a complete admin panel and storefront for managing multi-channel, multi-locale, multi-currency online stores. The system supports a wide range of product types (simple, configurable, bundle, grouped, downloadable, virtual, booking), payment gateways (Stripe, PayPal, Razorpay, PayU, PhonePe, PayGlocal), marketing promotions (cart rules, catalog rules), full-page caching, Elasticsearch integration, GDPR compliance, EU withdrawal management, RMA (returns), data import/export, and AI-powered features (MagicAI). The architecture is event-driven with listeners for cache invalidation, notifications, and indexing. The admin panel uses Vue 3 components with Blade templates, while the storefront is built with Tailwind CSS and Vue. The codebase is organized into ~40+ packages under packages/Webkul/, each with its own models, repositories, migrations, translations, and tests. Key entry points include the admin routes (packages/Webkul/Admin/src/Routes/web.php), shop routes (packages/Webkul/Shop/src/Routes/), and the installer wizard. The system relies on MySQL, Redis, Elasticsearch, and various external payment/shipping APIs. The core framework (Concord) provides facades for core services, ACL, menu, system config, and Elasticsearch. The DataGrid system offers a reusable abstraction for listing and filtering entities across the admin panel. Notable engineering highlights include the CurrencyFormatter trait for locale-aware currency display, the MediaFileName helper for safe file upload handling, the ForgetsPages trait for full-page cache invalidation, and the DynamicMailTransport for configurable email delivery. The event-driven architecture with listeners and the repository pattern are consistently applied across all modules.
Cabloy is a full-stack modular application framework built on two integrated platforms: Vona (backend) and Zova (frontend). It provides a decorator-driven, metadata-rich architecture for building enterprise applications with features like ORM, caching, authentication, RBAC, file/image handling, payments, SSR, and CLI scaffolding. The system is organized into suites and modules, with auto-generated metadata files that enable type-safe dependency injection and code generation. It includes demo applications like e-commerce and training management, demonstrating real-world usage patterns. The architecture is based on an onion/middleware pattern for interceptors, guards, and pipes, and uses a bean container for dependency injection. The backend uses Koa, Knex, Redis, BullMQ, and Zod, while the frontend uses Vue 3, Vite, Quasar, and TanStack Query. The framework emphasizes code-first API documentation via Zod-to-OpenAPI conversion, and provides a CLI for scaffolding modules, components, and CRUD resources. External dependencies include PostgreSQL, MySQL, SQLite, Redis, and various cloud services for file/image storage and payment processing.
Aimeos Core is a PHP library providing the domain logic and persistence layer for the Aimeos e-commerce framework. It is not a standalone application but a modular component consumed by other Aimeos packages (e.g., Laravel adapter, admin UI). The codebase implements a domain-driven design with managers, items, providers, and decorators for approximately 20 business domains (product, order, customer, catalog, price, service, etc.). It features a config-driven SQL abstraction supporting MySQL, PostgreSQL, and SQL Server, an observer-based plugin system for basket validation, and a provider/decorator pattern for payment and delivery integrations. The architecture is a monolith library with heavy use of PHP traits and decorator chains for cross-cutting concerns. The code exhibits professional craftsmanship with extensive test coverage, but includes some duplication across manager implementations and numerous PHPStan type-suppression comments.
PrestaShop is a full-featured open-source e-commerce platform written in PHP, built on Symfony for the back-office and modern JavaScript/TypeScript for the admin interface. The codebase follows Domain-Driven Design (DDD) with a CQRS pattern, separating commands and queries into dedicated handlers. It provides a complete e-commerce backend including product, order, customer, carrier, tax, and shipping management, along with a powerful grid system, import/export engine, multi-shop and multi-language support, and an OAuth2-secured API. The architecture is a monolith with a modular domain layer, an adapter layer bridging legacy ObjectModel code, and a Symfony bundle layer for controllers, forms, and security. The admin theme uses Vue.js components and a custom grid framework with extensible columns, filters, and actions. Despite active modernization, the codebase retains significant legacy code (jQuery plugins, Smarty templates, deprecated interfaces) and exhibits a mixed architecture that introduces maintenance overhead. The repository is the core of the PrestaShop ecosystem, with a large community and extensive CI/CD pipelines.
YAS (Yet Another Shop) is a production-grade, open-source e-commerce platform implemented as a microservices architecture using Java Spring Boot for the backend and Next.js for the frontend (both storefront and admin backoffice). The system is decomposed into ~15 independent microservices (product, cart, order, customer, inventory, payment, promotion, rating, tax, location, media, search, webhook, recommendation, and sample data) that communicate via REST with resilience4j circuit breakers/retries and event-driven patterns using Kafka and Debezium CDC for cross-service data synchronization (e.g., product changes propagate to Elasticsearch for search and PgVector for recommendation). Authentication and authorization are handled via Keycloak with OAuth2/JWT. The architecture includes BFF (Backend For Frontend) gateways using Spring Cloud Gateway and two Next.js frontends. Infrastructure is fully containerized with Docker Compose and Kubernetes Helm charts, with observability via OpenTelemetry, Grafana, Loki, and Tempo. The codebase includes comprehensive unit/integration tests, UI automation tests (Selenium/Cucumber), and CI/CD pipelines per service. While the repository is primarily an application, it incorporates data engineering patterns (CDC, vector embeddings) for the recommendation and search features, giving it a slight hybrid data character. Overall, the code demonstrates solid engineering practices, a well-defined microservice boundary, and several reusable components, though some duplication across services and boilerplate configs exist.
This is a Laravel service provider package that integrates the full-featured Aimeos e-commerce system into Laravel applications. It provides route definitions (admin backend via JQAdm, GraphQL API, JSON REST API, MCP bridge, frontend catalog/checkout/account pages), controllers that delegate to Aimeos HTML/JSONAPI clients, CLI commands for setup, account management, job execution, and cache clearing, and a set of service container bindings (aimeos.shop, aimeos.context, aimeos.config, etc.) that wire Laravel's session, mail, filesystem, and database managers into Aimeos' context. The architecture is that of a thin integration layer: the actual e-commerce logic (products, orders, customers, pricing, basket, checkout, shipping, payments, subscriptions, SEO, multi-vendor, multi-warehouse) lives in the separate aimeos-core and ai-* packages. This package handles Laravel-specific concerns like routing, authentication, configuration merging, and view rendering. It also includes a MCP (Model Context Protocol) bridge that exposes Aimeos admin tools through Laravel's optional MCP SDK, a resolver controller for URL-based content routing (catalog categories, products, CMS pages), and a set of facades for frontend controllers. The code is well-structured, follows PSR-4, uses scoped service bindings, and has comprehensive test coverage.
NextFaster is a high-performance e-commerce template built with Next.js 15, designed to demonstrate the capabilities of Partial Prerendering (PPR), server actions, and the Vercel platform. It features over 1 million AI-generated art supply products with categories, subcategories, and product pages. The application uses Drizzle ORM on Neon Postgres for data storage, Vercel Blob for image hosting, and Upstash for rate limiting. Authentication is handled via JWT sessions with bcrypt password hashing. The architecture follows a monolithic Next.js app router pattern with server actions for all mutations (cart, auth). Pages are rendered using PPR: the static shell is precomputed and served from the edge, while dynamic data (cart count, user state) is streamed in. The site leverages Incremental Static Regeneration (ISR) for caching product pages and uses a custom prefetching system that preloads images on link hover via an API route that parses target page HTML. Key features include a search dropdown with full-text search (tsvector) and ILIKE fallback, a cookie-based cart, user authentication with sign up/sign in, and an order page with cart summary. The codebase demonstrates advanced Next.js patterns including React 19's useActionState, Radix UI primitives for accessible components, and the Effect library for concurrent data generation scripts.
This repository is a starter theme for building headless ecommerce storefronts with Shopify using Astro. It provides a server-rendered Astro application with Svelte islands for interactive components like the cart drawer and add-to-cart form. The application fetches product data from the Shopify Storefront GraphQL API, displays product listings and detail pages, and manages a shopping cart with persistent state via nanostores. It is configured for deployment on Vercel and uses Tailwind CSS for styling. The architecture is a monolithic web application with clear separation of concerns: `src/utils` contains the Shopify API client, GraphQL queries, Zod schemas for runtime validation, and configuration; `src/stores` manages cart state; `src/components` contains Astro and Svelte components for UI. The Shopify client (`src/utils/shopify.ts`) intelligently switches between public and private access tokens based on server/client rendering and includes buyer IP forwarding for accurate pricing. The codebase demonstrates modern practices: TypeScript strict mode, Zod validation of external API responses, Svelte 5 runes, and responsive image generation with srcset. While the theme includes demo content (hardcoded reviews, accordions) and a hardcoded API version (2023-01), the core utilities are well-crafted and reusable. The Shopify API client and image component can be extracted into other projects with minimal changes. Overall, this is a solid, professional-grade starter theme that showcases a clean integration between Astro, Svelte, and Shopify.
BeikeShop is a production-ready, open-source cross-border e-commerce platform built on Laravel 12 (PHP 8.2+). It provides a full-featured online store with admin panel, shop frontend, multi-language (10+ languages), multi-currency, and a plugin system for extensibility. The codebase is a Laravel monolith with separate `Beike\Admin`, `Beike\Shop`, and `Beike\AdminAPI` namespaces, using Blade templates, Vue 2 (Element UI) for admin, and jQuery for the shop frontend. Key features include product/category management, shopping cart, checkout with multiple payment gateways (Stripe, PayPal, etc.), order state machine, RMA (returns), tax calculation, a drag-and-drop page builder for home pages, and a comprehensive installer. The architecture follows repository and service patterns, with a custom hook system for plugin extensibility. While the codebase is functional and actively maintained, it shows signs of technical drift (Vue 2, older JavaScript libraries, hardcoded strings, and some poor machine translations) and the plugin system adds complexity. The highlight is a well-designed, reusable Hook system and a clean StateMachineService for order workflows.
IDURAR is a free, open-source ERP and CRM application built on the MERN stack (MongoDB, Express.js, React.js, Node.js) with Ant Design and Redux. It provides modules for invoice management, payment processing, quote generation, customer relationship management, inventory tracking, and financial reporting. The system features multi-language support (44 languages), PDF generation for business documents, role-based access control, and a responsive user interface. The architecture separates concerns with a RESTful API backend and a modular frontend utilizing React, Redux for state management, and Ant Design for UI components.
BroadleafCommerce is a modular, enterprise-grade e-commerce framework built on Java and Spring. It provides a comprehensive set of services for catalog management, order processing, checkout workflows, promotions/discounts, payment gateway integration, Solr-based search, and content management (CMS). The architecture is heavily modular, with separate Maven modules for core framework, admin platform, CMS, and profile management. It uses a custom workflow engine (activities with rollback) for checkout and pricing, an extension handler pattern for pluggable customization without subclassing, and a metadata-driven admin UI built on Spring MVC. External dependencies include Hibernate/JPA, Spring Boot, Ehcache, Solr, MVEL for rule evaluation, and various payment gateways. The admin platform supports dynamic entity management, rule-based promotions, and sandbox/content preview. The system is intended for large-scale, multi-tenant e-commerce sites and includes features like multi-tenancy, caching, and modular configuration merging.
XianyuAutoAgent is an AI-powered customer service bot for the Chinese second-hand marketplace platform Xianyu (闲鱼). It connects via WebSocket to Xianyu's messaging service, receives user messages, and generates intelligent replies using a Large Language Model (LLM) with multi-expert routing. The system features intent classification (price negotiation, technical support, general query), dynamic pricing negotiation with gradual concessions and adaptive LLM temperature, context-aware conversation management via SQLite, and a manual takeover mode. It handles authentication via cookies, token refresh, heartbeat, and captcha-triggered cookie re-entry. The bot operates as a long-running async process, suitable for deployment via Docker.
OpenCart is a free and open-source e-commerce platform written in PHP. It provides a complete online store solution with both a storefront (catalog) and an administrative backend. The architecture follows a custom MVC framework with a route-based dispatch system, event hooks, and an extension system for payments, shipping, modules, and themes. The frontend uses a mix of jQuery (admin) and a custom WebComponent framework (catalog) with a custom template language called Curlytag. The system supports multi-store, multi-language, and multi-currency out of the box, with background task processing for cache generation and email delivery. In production, OpenCart handles product catalog management, shopping cart and checkout flows, customer accounts, order processing, payment integration, shipping calculations, tax handling, and reporting. It includes CMS capabilities (articles, blogs, comments), GDPR compliance tools, and SEO-friendly URL rewriting. The admin panel provides full control over store settings, localization, user permissions, and extension management. Key entry points include the storefront index.php (catalog), admin/index.php (admin panel), and system/framework.php (application bootstrap). External dependencies include a database (MySQL/PostgreSQL), optional caching (Redis/Memcached), and third-party libraries for email, template rendering (Twig), and code editing (CodeMirror). The system is designed to be extensible through a plugin architecture that allows adding new payment gateways, shipping methods, and frontend modules.
CRMEB is a full-featured open-source e-commerce platform built on ThinkPHP 6 (PHP backend) with separate admin, API, customer service, and external API endpoints. The backend serves a Vue 2 + Element UI admin SPA and a uni-app mobile client for WeChat Mini Programs, H5, and apps. It provides standard e-commerce operations (product, order, user, finance management) along with extensive marketing modules (group buying, flash sales, bargaining, coupons, points, live streaming, lottery, agent/distribution), a DIY page builder, and deep WeChat ecosystem integration (official accounts, mini programs, payment, templates, live). The architecture follows a layered pattern: controllers delegate to services, which use DAOs for data access, with models as ActiveRecord classes. The system includes an event system, asynchronous queue jobs, and WebSocket support via Workerman for real-time notifications. It also features a code generation tool (CRUD) to rapidly scaffold admin modules. While the codebase is large and functional, it contains significant boilerplate, duplicated patterns, and some messy code (e.g., repeated conditions in DAO methods). Reusable components include payment, upload, and SMS abstraction layers following a driver/manager pattern, as well as a queue utility and JWT authentication trait.
FitMart is a full-stack fitness e-commerce application built with React 19, Node.js/Express 5, MongoDB (Mongoose 9), Firebase Authentication, and Razorpay payments. It provides a product catalog, shopping cart, checkout flow, order management, user profiles, fitness calculators (BMI, calorie), workout tracking, a rewards system, and an AI chatbot powered by Gemini. The admin dashboard includes KPI grids, customer segmentation, inventory management, sales reports, and bug tracking. The architecture is a monolith with separate client and server directories, using Docker for containerization and GitHub Actions for CI/CD. While the codebase is well-structured with modern patterns (Zod validation, atomic database operations, Redis caching), it suffers from incomplete features, hardcoded values, security gaps (dev admin bypass, hardcoded admin UID), inconsistent error contracts, and limited test coverage. The high number of open issues (276) suggests community engagement but also maintenance challenges.
Hayroo is a full-stack MERN e-commerce application built as a tutorial/demo project. It enables product browsing, cart management, checkout with Braintree sandbox payment, user authentication (JWT), and an admin dashboard for managing categories, products, orders, and slider images. The frontend uses React with Context API and useReducer for state management, while the backend is an Express.js REST API with MongoDB/Mongoose. The code follows standard patterns for a teaching project but lacks tests, CI/CD, and advanced optimizations. It is a functional, unremarkable implementation suitable for learning MERN stack concepts.
Samarium is a modular, all-in-one business management system (ERP/CMS) built with Laravel 11 and Livewire 3. It provides a comprehensive admin dashboard for small to medium businesses, covering sales invoicing, purchase orders, expense tracking, inventory management, accounting (double-entry ledger, trial balance, income statement), customer/vendor relationship management, and a full content management system (webpages, posts, galleries, navigation menus, themes). It also includes e-commerce capabilities (product catalog, shopping cart, online orders), appointment booking, team management, calendar with Nepali date support, and additional modules like vacancies, testimonials, newsletters, and document/URL link management. The system is configurable via a module toggle in config/app.php and supports both a dashboard interface and a public-facing website. The architecture follows a standard Laravel MVC pattern with Livewire components handling all interactive UI. Each business domain has its own set of Livewire components (e.g., SaleInvoiceEditor, ProductDisplay) that use a shared ModesTrait for state management. A service layer provides pagination and CRUD logic, though many service methods are incomplete. The frontend uses Bootstrap 4, Font Awesome, and Chart.js for reporting. The system is Dockerized for easy deployment and includes seeders for demo data. While the codebase is functional and covers a wide feature set, it exhibits several quality issues: mixed namespaces (some models under App\, others under App\Models\), hardcoded values (VAT 13%, Nepali month arrays), incomplete features (many TODO comments, empty service methods), and code duplication (multiple similar Livewire components for editing fields). The Nepali calendar support is a distinctive feature but requires manual maintenance of hardcoded date ranges. Overall, Samarium is a solid, feature-rich ERP for its target audience but would benefit from refactoring and stricter coding standards.