Showing 397 open source projects for "payment"

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  • 1
    Vendure Core

    Vendure Core

    Open source headless commerce framework built with TypeScript

    ...Vendure separates the backend commerce engine from the front-end storefront, allowing developers to build custom user interfaces using modern frameworks such as React, Angular, or Vue. The framework includes core e-commerce functionality such as product management, order processing, payment handling, and inventory tracking. It also provides a powerful plugin system that allows developers to extend or modify functionality without altering the core platform. Because Vendure exposes its services through a flexible API layer, it can be integrated with multiple storefronts, mobile apps, or third-party services.
    Downloads: 8 This Week
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  • 2
    next-starter

    next-starter

    A Next.js starter template, packed with features

    next-starter is a comprehensive Next.js starter template designed to accelerate project initialization. It integrates essential tools and technologies, including TypeScript, Tailwind CSS, NextAuth.js, ESLint, Stripe, and various testing utilities, providing a robust foundation for building scalable and maintainable web applications.
    Downloads: 0 This Week
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  • 3
    itr-wala

    itr-wala

    File your Indian income tax return (ITR) from your terminal

    ...The repository includes golden tests, validator tests, and property-based fuzzing to verify calculation behavior. It can generate a filing pack that maps computed values to the government portal while leaving payment, submission, and e-verification to the user. It targets resident individual returns for AY 2026-27 and explicitly identifies unsupported cases.
    Downloads: 3 This Week
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  • 4
    Litecoin Core integration

    Litecoin Core integration

    Litecoin source tree

    Litecoin is a peer-to-peer Internet currency that enables instant, near-zero cost payments to anyone in the world. Litecoin is an open-source, global payment network that is fully decentralized without any central authorities. Mathematics secures the network and empowers individuals to control their own finances. Litecoin features faster transaction confirmation times and improved storage efficiency than the leading math-based currency. With substantial industry support, trade volume and liquidity, Litecoin is a proven medium of commerce complementary to Bitcoin. ...
    Downloads: 3 This Week
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  • 5
    Restaurant Menu Food Ordering WordPress

    Restaurant Menu Food Ordering WordPress

    This plugin gives you the power to effectively create menus

    ...Add images, tags, ingredients, nutrition info, and other data to make your menu more attractive and informative. Using a free plugin version, you can also enable eCommerce features and sell food and drinks online using the available PayPal or Cash on delivery payment methods. If you want to get more of this food menu WordPress plugin, feel free to connect dedicated addons. Food Delivery Plugin that enables delivery and pick-uo options for online shoppers. Toppings Addons allows you to upsell extras by enabling shoppers to add more related products to cart.
    Downloads: 5 This Week
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  • 6
    Dash Core staging tree

    Dash Core staging tree

    Reinventing cryptocurrency

    ...Experience cryptocurrency payments in an enhanced easy-to-use user experience and with social factors like username, contacts, and personalization. Dash is accepted globally by businesses of all shapes and sizes. Our low fees and instant transaction time make Dash the preferred method of payment around the world.
    Downloads: 5 This Week
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  • 7
    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: 14 This Week
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  • 8
    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: 6 This Week
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  • 9
    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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  • 10
    Nano

    Nano

    Nano is a cryptocurrency

    ...Created to facilitate both local and international payments, choosing to use nano makes moving money across borders effortless and feeless. Explore the rich ecosystem of apps, merchants, and exchanges. Nano is a digital payment protocol designed to be accessible and lightweight, with a focus on removing inefficiencies present in other cryptocurrencies. With ultrafast transactions and zero fees on a secure, green, and decentralized network, this makes Nano ideal for everyday transactions.
    Downloads: 1 This Week
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  • 11
    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: 3 This Week
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  • 12
    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: 4 This Week
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  • 13
    Awesome Free ChatGPT

    Awesome Free ChatGPT

    List of free ChatGPT mirror sites, continuously updated

    This is a curated directory of freely accessible ChatGPT-style services and mirror sites that offer AI chatbot interfaces without login or payment requirements. Resources often support multiple models like GPT-4, Claude, Gemini, and more. Data collected from multiple independent sites with descriptions and tags. Includes services with image upload and drawing capabilities. Aggregates free, no-login-required ChatGPT-like web services. Continually updated mirror list to maintain availability.
    Downloads: 1 This Week
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  • 14
    Locker Password Manager

    Locker Password Manager

    Open source secure password manager

    ...Manage effectively with categories and folders. Save your passwords with a click, login and checkout made effortlessly with auto-saving and auto-fill features from passwords, payment details to two-factor authentication passcodes. Locker password manager is available anytime on any platform and device, whether it is a web browser, extensions, mobile apps or desktop apps. Share passwords and sensitive data with your friends and colleagues quickly and securely. Or share items with anyone, even if they don't use Locker.
    Downloads: 1 This Week
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  • 15
    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: 4 This Week
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  • 16
    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: 1 This Week
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  • 17
    Billd-Live

    Billd-Live

    Live broadcast room built on Vue3 + WebRTC + Nodejs + SRS

    Billd-live is a full-stack live streaming platform that enables users to create and participate in real-time video broadcasts through a web-based interface. Built using technologies such as Vue3, WebRTC, Node.js, and FFmpeg, it provides a complete solution for live streaming similar to modern platforms. Users can start live sessions as hosts, while viewers can join and watch streams directly in the browser. The system supports multiple streaming protocols and includes features such as...
    Downloads: 0 This Week
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  • 18
    Fulling

    Fulling

    Full-stack Engineer Agent. Built with Next.js, Claude, shadcn/ui

    ...Developers can connect external services by simply providing API credentials, allowing the AI system to automatically integrate features such as authentication or payment processing.
    Downloads: 2 This Week
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  • 19
    Azuriom

    Azuriom

    Azuriom is a complete open-source web solution for game servers

    Azuriom is a complete open-source web solution for game servers. Enjoy dozens of extensions for endless possibilities. Already trusted by over 1,800 servers. Azuriom is a complete free and open-source web solution for game servers. Enjoy dozens of extensions for endless possibilities. Dozens of extensions can be installed directly from the admin dashboard. Monetize your server with our shop, build a community with our forums, or spruce up your site with one of our many gorgeous themes....
    Downloads: 2 This Week
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  • 20
    Supply

    Supply

    Supply is a free e-commerce Jekyll theme with Gumroad integration

    Supply is an e-commerce template for Jekyll + Gumroad, designed with Tachyons CSS. If you are a Gumroad creator, you can use Supply with Jekyll to display and sell products on your site or blog.
    Downloads: 1 This Week
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  • 21
    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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  • 22
    dj-stripe

    dj-stripe

    dj-stripe automatically syncs your Stripe Data to your local database

    Dj-stripe is an extensible wrapper around the Stripe API that continuously syncs most of the Stripe Data to your local database as pre-implemented Django Models, out of the box! This allows you to use the Django ORM, in your code, to work with the data making it easier and faster! For example, if you need to interact with a customer subscription, you can use dj-stripe’s Subscription Model, in your code, to get the subscription data for that customer as well as the related models’ data too...
    Downloads: 2 This Week
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  • 23
    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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  • 24
    shadcn Taxonomy

    shadcn Taxonomy

    An open source application built using the new router

    Taxonomy is an open-source web application project built with modern JavaScript frameworks to demonstrate how a fully featured application can be implemented using the newest capabilities of Next.js and React. The project was created by the shadcn-ui ecosystem as an experiment to explore modern architecture patterns such as server components, the Next.js app router, and modular UI component design. Rather than serving as a simple template, Taxonomy acts as a real application example that...
    Downloads: 0 This Week
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  • 25
    SurveyJS

    SurveyJS

    JavaScript Survey and Form Library

    SurveyJS Form Library is distributed as npm packages and as scripts and style sheets that you can reference on your page. You can use it in any React, Angular, Vue, Knockout, or jQuery application. React, Angular, Knockout, and Vue3 are supported natively. To communicate with the server, the libraries use JSON objects that represent form schemas (content and layout of a form) and form results (answers). You have the option to build dynamic JSON-driven forms using our free full-featured...
    Downloads: 10 This Week
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