Top 155 payments open source projects

pay gateway. support alipay,wechatpay,unionpay,jdpay etc.

An Android wallet for the Lightning Network

Lightning Network mobile client

Repository for the LedgerSMB project -- web app for accounting & ERP

📱Android Library to implement UPI Payment integration easily in Android App 💳💸

Braintree Python library

Hyperledger Quilt - An implementation of the Interledger Protocol

An Open Sourced Invoice System developed for anyone who needs to generate out an invoice and manage clients

Alipay Node.js SDK 基于最新版蚂蚁金服 支付宝开发文档

Open-Source Subscription Billing & Payments Platform

⚡️Typographic is a webfont service (and demo) built with Stripe Billing.

Offset payment engine

Raiden Network

💳 make your credit card form better in one line of code

Paddle.com API integration for Laravel with support for webhooks/events

Braintree Java library

🚀 Hanzo JavaScript SDK. Develop cutting-edge decentralized applications.

Angular 6+ wrapper for StripeJS

.Net SDK for Authorize.Net API

Braintree .NET library

PHP SDK for MANGOPAY

Responsive, Multi-Vendor, MultiLanguage Online Store Platform (shopping cart solution)

Accept Payments with Apple Pay and Android Pay using the Payment Request API.

Adyen API Library for PHP

💳 Quickly capture payments with the best checkout flow for crowdfunding and product launches.

Swift In-App Purchase Manager for iOS

Sample store accepting universal payments on the web with Stripe Elements, Payment Request, Apple Pay, Google Pay, Microsoft Pay, and the PaymentIntents API. 💳🌍✨

Opensource FinTech standards & payment provider data

Braintree Drop-In SDK for Android

Lightweight, easy to integrate and use React native library for Stripe payments (using Payment Intents) compliant with SCA (strong customer authentication)

Add card payments from iZettle to your own app

Everything needed to create a ledger and connect it to the Interledger

A basic shopping cart for digital products. Made with Django

💰 Integrace Gopay pro Nette Framework

Wallet project based on laravel. The project is integrated with stripe for card payments and paypal APIs. It is 90% complete with features including deposits send money with cool ui. Clone the project and start your wallet system asap. cheers

Python bitcoin library

A module for braintree reoccurring payments and transactions 💳

An easy to use library that allows you to manage and access payment icons

Paypal integration for Django - Inspired by Dj-Stripe

Micro wrapper for Stripe's REST API.

Mortgage Processing App using Hyperledger Fabric Blockchain. Uses channels for privacy and access, and restricts read/write previleges through endorsement policies

Django + Stripe Made Easy

Node.js SDK for MANGOPAY

Java client library for the Square Connect v2 API

Adyen API Library for Ruby

Bitcoin made easy.

A minimalistic payment only wallet for Lightning Network

Checkout.com SDK for Node.js. Documentation here:

Subscribe Pro Magento 2 Integration Extension

Stripe Elements examples.

Worldpay Within SDK to allow payments within IoT. Written in Go.

Open-source subscription management & billing automation system

Nativescript integration for Paystack payment platform

Javascript Integration for PayPal Button and PayPal Checkout

Mastering the Lightning Network (LN)

BitGo SDK written in PHP

💰 Swish Python Client Library

A scala implementation of the Lightning Network.

Atomic swaps for the Lightning Payment Network

Invoices, Expenses and Tasks built with Laravel and Flutter