Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.

It's easy to work with a virtual wallet

A Node.js module for in-App-Purchase for iOS, Android, Amazon and Windows.

Library for Android In-App Billing (Version 3+)

Reading and Validating In App Purchase Receipt Locally.

A framework to add patronage to your apps.

苹果内购组件，提供产品列表查询、添加购买、恢复购买、票据校验、自动续费订阅过期检测以及提供用户交易持久化等功能。

A Simple and Lightweight framework for In App Purchase (Store Kit 1)

A modern multi-wallet Laravel 10,11 package with comprehensive logging and payments capabilities and more than 6k installed

iOS SDK for cross-platform in-app purchase and subscription infrastructure, revenue analytics, engagement automation, and integrations

Android Library for easing Google Play Billing to your apps with support for Subscriptions, Non-Consumable and Consumable Purchases with a beautiful sample app.

thin framework for Unity.

deftERP - Jakarta EE Web Profile (Java EE 7 : JSF, JPA, EJB, CDI, Bean Validation)

Build, Measure and Grow iOS subscription business

It is java accounting software basically developed using javafx which has various modules like purchase, sales, receipts, payments, and journals.

Python In-app purchase validator for Apple AppStore and GooglePlay.

IAPHelper simply wraps the API of Apple's In-App Purchase using Swift.

Premiumer makes removing ads with a single in-app purchase on Android as easy as pie.

An official read-only mirror of https://gitlab.com/flectra-hq/flectra , for bugs and issues, refer to gitlab repo.

QuickShop is a shop plugin that allows players to easily sell/buy any items from a chest without any commands. In fact, none of the commands that QuickShop provides are ever needed by a player.