Showing 65 open source projects for "payment"

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  • 1
    OpenCart

    OpenCart

    A free shopping cart system

    ...The OpenCart marketplace features 13000+ modules and themes to jump-start, grow and expand your business. You can find beautiful themes for just about any sector, service integrations, payment providers, shipping methods, social media, marketing, accounting, reporting, sales as well as language packs. The world's most renowned payment gateways and shipping methods integrated for you
    Downloads: 19 This Week
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  • 2
    Magento 2

    Magento 2

    Cutting-edge, feature-rich eCommerce solution that gets results

    Magento 2 is the open source version of the leading enterprise-class ecommerce platform. It is capable of creating unique and engaging shopping experiences thanks to a rich set of cutting-edge features, seamless third-party integrations and unrivaled customization capabilities.
    Downloads: 10 This Week
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  • 3
    Medusa.js

    Medusa.js

    The world's most flexible commerce platform

    Medusa is an open‑source, modular commerce platform that provides foundational commerce logic and tools—like product management, orders, payment flows—as a framework. It's designed for developers to build custom, scalable e‑commerce applications such as B2B, DTC stores, marketplaces, point-of-sale systems, and service businesses without reinventing core functionality. Medusa is a commerce platform with a built-in framework for customization that allows you to build custom commerce applications without reinventing core commerce logic. ...
    Downloads: 6 This Week
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  • 4
    Saleor Commerce

    Saleor Commerce

    A modular, high performance, headless e-commerce platform

    ...Based on Python and Django, the latest major update introduces a modular front end powered by a GraphQL API and written with React and TypeScript. A comprehensive system for orders, dispatch, and refunds. Advanced payment and tax options, with full control over discounts and promotions. Packed with features that get stores to a wider audience.
    Downloads: 4 This Week
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  • 5
    PrestaShop

    PrestaShop

    An open source eCommerce platform

    PrestaShop is an Open Source e-commerce web application, committed to providing the best shopping cart experience for both merchants and customers. It is written in PHP, is highly customizable, supports all the major payment services, is translated in many languages and localized for many countries, has a fully responsive design (both front and back office), etc. See all the available features. This repository contains the source code of PrestaShop, which is intended for development and preview only. To download the latest stable public version of PrestaShop (currently, version 1.7), please go to the download page on the official PrestaShop site. ...
    Downloads: 13 This Week
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  • 6
    Saleor

    Saleor

    Customer-centric e-commerce on a modern stack

    Saleor is one of the fastest growing open source e-commerce platforms, built to deliver ultra-fast, dynamic and personalized shopping experiences. Built with Python, Django, GraphQL, and ReactJS, Saleor is modular and highly performant. With a GraphQL API and headless commerce, you can build beautiful, customized online stores anywhere on any device using the latest technology. Saleor gives you great flexibility, with options for building your front-end how you want, and seamless...
    Downloads: 9 This Week
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  • 7
    Gumroad

    Gumroad

    Sell stuff and see what sticks

    This repository contains the source code for Gumroad’s e-commerce platform, exposing how a modern creator-focused storefront and payments system is assembled. The app models products, variants, subscriptions, and checkout flows, then ties them to fulfillment, licensing, and customer communications. It implements typical marketplace concerns—order management, refunds, discounts, taxes, fraud checks, and analytics—through well-defined services and background jobs. The UI offers product pages,...
    Downloads: 2 This Week
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  • 8
    Svelte Commerce

    Svelte Commerce

    The open-source storefront for any ecommerce

    Svelte Commerce is an open-source storefront framework built with SvelteKit that enables developers to create fast, modern eCommerce frontends using a headless architecture. The platform functions as a progressive web application storefront that can connect to various backend commerce systems through APIs. Because it is headless, the frontend can integrate with different eCommerce engines such as Medusa, Litekart, or other REST-based platforms. The project includes many core commerce...
    Downloads: 0 This Week
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  • 9
    Medusa Next.js Starter Template

    Medusa Next.js Starter Template

    A performant frontend ecommerce starter template with Next.js

    Next.js Starter Medusa is an open-source starter template designed to help developers quickly build modern eCommerce storefronts using the Medusa headless commerce engine and the Next.js framework. The project provides a complete frontend architecture that connects to a Medusa backend, which handles core commerce logic such as products, carts, customers, and orders. By combining Medusa’s modular commerce APIs with the capabilities of Next.js, the template enables developers to build fast,...
    Downloads: 0 This Week
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  • 10
    Universal Commerce Protocol

    Universal Commerce Protocol

    Specification and documentation for the Universal Commerce Protocol

    UCP (Universal Commerce Protocol) is an open standard intended to make commerce integrations interoperable across platforms, agents, businesses, and payment providers without bespoke, one-off connector builds. It defines a shared “common language” and functional primitives so that different systems can express commerce actions and state transitions in a consistent way. The protocol is designed around the realities of existing retail infrastructure, aiming to fit into current operational models while enabling more automated, agent-driven buying experiences. ...
    Downloads: 0 This Week
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  • 11
    UCP Python SDK

    UCP Python SDK

    The official Python SDK for UCP

    UCP Python SDK repository for the Universal Commerce Protocol (UCP) delivers an official Python client library that simplifies building UCP-compliant applications in Python. UCP itself is a modern, open-source standard that empowers seamless commerce interactions between platforms, AI agents, merchants, and payment providers without requiring bespoke integrations for every participant in the commerce ecosystem. This SDK provides Pydantic models for UCP schemas, making it easy for Python developers to construct, validate, and serialize protocol messages and data structures according to the UCP specification. By adhering to the official protocol standards, applications built on this SDK can participate in tasks like capability discovery, checkout flows, order management, and more, while remaining interoperable across different UCP implementations and surfaces.
    Downloads: 0 This Week
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  • 12
    Universal Commerce Protocol (UCP)

    Universal Commerce Protocol (UCP)

    The common language for platforms, agents and businesses.

    Universal Commerce Protocol (UCP) is an open standard designed to unify how platforms, businesses, and payment providers interact across the modern commerce ecosystem. It provides a common language that eliminates fragmented, custom integrations and enables seamless interoperability between diverse commerce systems. Built for an increasingly agentic web, UCP supports AI-driven platforms that can discover products, manage carts, and complete transactions securely on a user’s behalf. ...
    Downloads: 0 This Week
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  • 13
    suntecorb

    suntecorb

    Suntecorb unifies solar design, shop, installer booking & powerdiscuss

    ...The platform starts with PowerLoad, an appliance-based design flow that helps users estimate load, select suitable panels, batteries, inverters, mounting, and accessories, and generate clearer solar project expectations before payment or installation. Suntecorb also includes a solar shop, installer booking, installer KYC, workorder tracking, payment confirmation flows, SunSplash support, user dashboards, admin inventory management, and PowerDiscuss community interaction. The public SourceForge package contains buyer education and platform overview documents only. ...
    Downloads: 0 This Week
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  • 14
    SCart - Free laravel website eCommerce

    SCart - Free laravel website eCommerce

    Free website ecommerce for bussiness

    ... - Blogs, news content - Api manager ======= SYSTEM MANAGEMENT ======= - Admin roles, permissions powerful - Customer management - Order management - Report: chart, statistics, export csv, pdf... - Image management - Plugin management: Shipping, Discount, Payment - Tempplate, layout management
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    Downloads: 6 This Week
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  • 15
    uniCenta POS

    uniCenta POS

    uniCenta oPOS - dynamically evolving POS project

    Keep up-to-date with the latest news - Visit uniCenta's main site https://unicenta.com/about-unicenta-opos/unicenta-news/ uniCenta oPOS v5.0 is the latest community release. Get the latest uniCenta oPOS 5.4.0 https://unicenta.com/download-files/ if you would like to make a contribution and support the project or need business support help. 📢 uniCenta oPOS 5.4.0 in fully integrated with WooCommerce! ✅ Run your website and store with the same data ✅ Support table ordering at your...
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    Downloads: 1,133 This Week
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  • 16
    Scipio ERP

    Scipio ERP

    An open source e-commerce solution

    Scipio ERP is an open source e-commerce solution for complex business applications. The vast set of standard applications really lend themselves to further customization. With its built-in clustering and caching mechanisms, the software scales well with large-size operation, making it an ideal choice for mid- to large size companies, or as a hub for an integrated business architecture.
    Downloads: 0 This Week
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  • 17
    Customer Self-Service For All Shopkeeper

    Customer Self-Service For All Shopkeeper

    The Free & Popular AbanteCart Web Software in Complete Virtual Machine

    This VM is created for 2 reasons: 1. Very little initial setup work required to make a Customer Self-Service Desk Live For All Shopkeepers, within minutes. 2. This system should keep running for Years, without requiring Updates / Breakages. If you are new to Virtual Machines, then please watch the Video below ( taken from my other project. just replace td with csep wherever mentioned ) After starting this VM, please login to its Control Panel with: Website Address:...
    Downloads: 0 This Week
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  • 18
    ProShop eCommerce Platform

    ProShop eCommerce Platform

    Shopping cart built with MERN & Redux

    ...The React frontend implements routing, global state, cart logic, checkout steps, reviews, search, and pagination so learners see a complete UX from browse to purchase. The codebase also walks through image uploads, third-party payment integration, and environment configuration suited for deployment. It’s designed as a reference you can extend—swap UI libraries, add coupons, connect different gateways, or move to a containerized deployment—without losing the core architecture.
    Downloads: 0 This Week
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  • 19
    Dujiaoka

    Dujiaoka

    Ecommerce platform focused on selling digital goods

    dujiaoka is an open-source e-commerce platform focused on selling digital goods like activation codes, prepaid cards, and serial keys. Built with Laravel and Vue.js, it features a sleek interface, robust backend, and multiple payment gateway integrations. It is often used for automated sales of digital products with real-time delivery.
    Downloads: 4 This Week
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  • 20
    Demo Store with Commerce.js and Next.js

    Demo Store with Commerce.js and Next.js

    Commerce demo store built for the Jamstack

    ...The demo store leverages Commerce.js APIs to manage carts, checkout processes, customer authentication, and order handling without requiring a traditional monolithic backend. It also supports integrations with payment providers such as Stripe and includes preconfigured workflows for applying discounts, selecting shipping methods, and handling regional configurations.
    Downloads: 0 This Week
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  • 21
    Smartstore

    Smartstore

    Open Source ASP.NET MVC Enterprise eCommerce Shopping Cart Solution

    ...Smartstore includes all essential features to create multilingual and multi-currency stores targeting desktop or mobile devices and enabling SEO optimized rich product catalogs with support for an unlimited number of products and categories, variants, bundles, datasheets, ESD, discounts, coupons and many more. A comprehensive set of tools for CRM & CMS, sales, marketing, payment & shipping handling, etc. makes Smartstore a powerful all-in-one solution fulfilling all your needs. State of the art architecture thanks to ASP.NET 4.5, ASP.NET MVC 5, Entity Framework 6 and Domain Driven Design. Easy to extend and extremely flexible thanks to modular design. Highly scalable thanks to full page caching and web farm support.
    Downloads: 0 This Week
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  • 22
    Shuup

    Shuup

    Open Source Multivendor Marketplace Software

    Shuup is an open source e-commerce platform that allows you to build innovative custom marketplaces. Be it a niche single marketplace or a multivendor marketplace; a place to sell products, services or rentals; Shuup can create the custom multi-vendor business solution that you want.
    Downloads: 2 This Week
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  • 23
    Omnipay

    Omnipay

    A framework agnostic, multi-gateway payment processing library

    ...If you need to change payment gateways you won’t need to rewrite your code. Most official PHP payment gateway libraries are a mess. Most payment gateways have exceptionally poor documentation. So, why use Omnipay instead of a gateway’s official PHP package/example code? Because you are writing a shopping cart and need to support multiple gateways.
    Downloads: 0 This Week
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  • 24
    Fastcoin (FST)

    Fastcoin (FST)

    The fastest software-based online payment system

    The fastest software-based online payment system RELEASE : v1.14.3.2 Fastcoin - Celebrating over eight years of fast & secure transactions. ------------------------------------------------------------------------ - Total coins will be 165,888,000. - 60 second block target (Modified in 2021) - Custom unique difficulty algorithm. - Retargets once every hour or 300 blocks
    Downloads: 1 This Week
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  • 25
    Slatwall Commerce

    Slatwall Commerce

    Slatwall Commerce is the eCommerce Platform you've always wanted

    Slatwall is built from the ground up for maximum flexibility, because responding to new opportunities requires you to adapt quickly. We work with our clients to customize Slatwall and meet the needs of their growing eCommerce businesses or new eCommerce channels. If you're tired of solutions that only get you 80% of the way there, then Slatwall is the eCommerce platform you've been searching for!
    Downloads: 0 This Week
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