Search Results for "payment processing"
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Showing 33 open source projects for "payment processing"
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Payum
PHP Payment processing library
Payum is a PHP payment processing library that abstracts and unifies payment gateway integrations across different services like PayPal, Stripe, and Authorize.Net. It offers a modular architecture that supports various gateways and payment flows including recurring payments, tokenized sessions, and secure callbacks. Payum is ideal for developers building custom e-commerce or billing solutions with multiple payment options. -
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Yansongda Pay
Alipay/WeChat/Douyin/Unipay
Yansongda Pay is a PHP payment library that supports various Chinese payment gateways, including Alipay and WeChat Pay. It offers a simple and unified API for handling payments, refunds, and notifications. The library is designed for developers building e-commerce or service-based applications that require payment processing. It supports asynchronous notifications and provides easy configuration for different payment scenarios. -
3
Crypto Processing Go
Go SDK for CryptoChief crypto payment processing API
CryptoChief Crypto Processing Go is an open-source Go SDK for integrating with the CryptoChief crypto payment processing API. The SDK helps developers build non-custodial crypto payment flows, create PayIn invoices, manage static deposit addresses, process payouts, handle webhooks, and connect applications to multichain Web3 infrastructure. CryptoChief is designed for fintech products, SaaS platforms, wallets, exchanges, marketplaces, gaming projects, and blockchain applications that need reliable crypto payments, blockchain APIs, AML tools, and white-label crypto infrastructure. -
4
WeChat Bill Analysis Tool
WeChat Bill Analysis Tool - A Visual Bill Analysis Application
...The project is aimed at personal finance review rather than payment processing or merchant integration. It is useful for users who want a local visual tool to make WeChat transaction records easier to inspect. -
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5
Stripe AI
One-stop shop for building AI-powered products and businesses
Stripe AI is an open-source collection of tools and software development kits designed to help developers build AI-powered products and services that integrate directly with Stripe’s payment infrastructure. The project acts as a centralized repository containing resources, libraries, and examples that simplify the process of incorporating payments, billing, and financial workflows into AI applications. It enables developers to connect large language models and AI agents with Stripe APIs so that automated systems can perform actions such as handling transactions, managing subscriptions, or processing financial events. ... -
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Bitcart
Bitcart is a platform for merchants, users and developers
An open-source platform for managing cryptocurrency payments and stores without intermediaries. -
7
GoShip
Opinionated Go/HTMX boilerplate with payments, emails, auth, etc.
An opinionated Go and HTMX boilerplate featuring payments, emails, authentication, and notifications. A Go + HTMX boilerplate with all the essentials for your SaaS, AI tools, or web apps. Start earning online quickly without the hassle. -
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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. -
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Open SaaS
Open source SaaS boilerplate for React, NodeJS apps with Wasp stack
...Developers can use it as a boilerplate to avoid writing repetitive setup code and instead focus on building product features. It integrates several commonly used services and tools, including payment processing systems, email providers, analytics platforms, and AI integrations. It also includes an admin dashboard, testing setup, and deployment configuration to streamline development workflows. By bundling these components together, Open SaaS aims to reduce development time and make it easier to create scalable web applications. -
MongoDB Atlas runs apps anywhereMongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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10
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,... -
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Bank of Anthos
Retail banking sample application showcasing Kubernetes
Bank of Anthos is a sample HTTP-based web app that simulates a bank's payment processing network, allowing users to create artificial bank accounts and complete transactions. Google uses this application to demonstrate how developers can modernize enterprise applications using Google Cloud products, including: Google Kubernetes Engine (GKE), Anthos Service Mesh (ASM), Anthos Config Management (ACM), Migrate to Containers, Spring Cloud GCP, Cloud Operations, Cloud SQL, Cloud Build, and Cloud Deploy. ... -
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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. -
13
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. -
14
Cclite
Cclite Alternative Currency Software
...Multi-registry (group), multi-currency, with inter-registry transactions using web services (SOAP,REST), with rough templates for 17 languages. Various payment interfaces email, SMS, jabber, batch. User manual. Note Cclite is NOT crypto, it's mutual social credit! https://github.com/hbarnard/cclite-android-app this is now also here as: https://sourceforge.net/projects/cclite-android-app -
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...Based on Clean Architecture principles, it ensures long-term maintainability, flexibility, and adaptability to evolving business needs. Macha provides essential tools and components for managing key e-commerce functionalities, including product catalogs, user profiles, order processing, payment integrations, and vendor management. With its modular design and reference implementations like apps and MachaOn projects, Macha enables developers to create customizable, cloud-ready e-commerce solutions, making it ideal for businesses of all sizes seeking scalability and reliability. Site: http://macha.machanism.org
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16
POSper
Get the new release!
POSper is a Point Of Sale (POS) System designed for small businesses. We support a wide variety of hardware and databases. We stand committed to the principals of community, collaboration, and communication and welcome everyone who comes by. -
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Addon Stripe with contact form 7
Stripe with contact form 7 this plugin allow stripe payment gatway int
One of the most popular and reliable solutions for processing online transactions is Stripe. Combining Stripe with Contact Form 7, a widely-used WordPress plugin for creating customizable forms, provides a seamless and robust payment processing solution. Contact Form 7 is a widely-used WordPress plugin that enables users to create and manage multiple contact forms on their website with ease. -
18
AthenaCentral
Membership management software
AthenaCentral is used since 2006 by health club chains, fitness centers, gyms and many membership organizations. It offers multilingual, multi-country and multi-center functionality. Its flexibility and power enables you to quickly adapt to environmental as well as organizational changes. The system includes components for integrating additional technologies such as access control (barcode, RFID, fingerprints, ...). It is fully compatible iso20022 (financial information transactions)... -
19
Omnipay
A framework agnostic, multi-gateway payment processing library
Omnipay is a payment processing library for PHP. It has been designed based on ideas from Active Merchant, plus experience implementing dozens of gateways for CI Merchant. It has a clear and consistent API, is fully unit tested, and even comes with an example application to get you started. You can learn one API and use it in multiple projects using different payment gateways. -
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Red Cherries Accounting
Red Cherries Accounting is a web based accounting software solution.
Red Cherries Accounting is an open source web based (online) financial data management free accounting software written in PHP with MYSQL being database management, for small and medium organizations with important features such as debtor & creditor management, purchases & sales management, proper supplier and customer return management, payment handling, location based accounting facility and comprehensive accounting reports. It also allows to handle excellent organizational data... -
21
Litemall
litemall = Spring Boot
...It provides a full-featured backend management interface along with customer-facing mobile and web portals. Litemall supports common e-commerce features such as product catalog, order processing, payment integration, user management, and statistical analysis, making it easy to customize and deploy a standalone online store. -
22
Bitcoin Black Core
BLACK use peer-to-peer technology to operate with no central authority
Bitcoin Black Core is a peer-to-peer electronic cash system that aims to become sound global money with fast payments, micro fees, privacy, and high transaction capacity (big blocks). In the same way that physical money, such as a dollar bill, is handed directly to the person being paid, Bitcoin Black Core payments are sent directly from one person to another. As a permissionless, decentralized cryptocurrency, Bitcoin Black Core requires no trusted third parties and no central bank. Unlike... -
23
GoCommerce
A headless e-commerce for JAMstack sites
GoCommerce is a lightweight open-source API built in Go that enables developers to add commerce functionality to static websites and JAMstack applications. The project focuses on handling the backend aspects of online stores, including order processing and payment management, while allowing the frontend to remain completely static. Because it is designed for headless commerce architectures, developers can build storefront interfaces using any frontend framework while relying on GoCommerce to manage transactions. The API integrates with payment providers such as Stripe to process payments securely and supports additional commerce capabilities such as international pricing and tax handling. ... -
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Cezerin
Cezerin is React and Node.js based eCommerce platform
An open-source Node.js e-commerce platform that provides a React-based storefront and an API-driven backend. -
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Expense Submittal System
Expense reporting system for business
The Expense Submittal System (ESS) is a Web-based solution for expense reports and expense report processing. ESS provides report entry, approval routing, corporate policy checking, credit card statement importation and report payment. The latest versions allow for a paperless process via receipt scanning and texting.
