Payment & Billing

Online Accounting Software

Open Source Invoicing Solution for Individuals & Businesses

🏁 High performance subscription-based form state management for React

IJPay 让支付触手可及，封装了微信支付、QQ支付、支付宝支付、京东支付、银联支付、PayPal 支付等常用的支付方式以及各种常用的接口。不依赖任何第三方 mvc 框架，仅仅作为工具使用简单快速完成支付模块的开发，可轻松嵌入到任何系统里。右上角点下小星星✨

Open-Source Subscription Billing & Payments Platform

可能是我用过的最优雅的 Alipay/WeChat/Douyin/Unipay/江苏银行 的支付 SDK 扩展包了

Ever® Gauzy™ - Open Business Management Platform (ERP/CRM/HRM/ATS/PM) - https://gauzy.co

Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access

开源优雅的跨平台收款网关 Easy Payment USDT——epsdt

curl for GraphQL with autocomplete, subscriptions and GraphiQL. Also a dead-simple universal javascript GraphQL client.

In App Purchase module for React Native that confirms OpenIAP

A self-hosted open source application for managing your invoices, clients and payments.

Deep neural network to extract intelligent information from invoice documents.

Beautiful credit cards for your payment forms

Laravel Cashier provides an expressive, fluent interface to Stripe's subscription billing services.

Payment是php版本的支付聚合第三方sdk，集成了微信支付、支付宝支付、招商一网通支付。提供统一的调用接口，方便快速接入各种支付、查询、退款、转账能力。服务端接入支付功能，方便、快捷。

Interactive React Paycard

Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.

PHP Payment processing library. It offers everything you need to work with payments: Credit card & offsite purchasing, subscriptions, payouts etc.

一套基于 现代 .NET 开发，支持跨平台、多商户的第三方支付SDK。

Raiden Network

PowerWechat是一款基于WeChat SDK for Golang，支持小程序、微信支付、企业微信、公众号等全微信生态