iOS SDK for growing mobile in-app purchases

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

Build, Measure and Grow iOS subscription business

React Native SDK for growing in-app subscriptions

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

An RxJava wrapper for the Google Play Billing Library

Remotely configure every aspect of your paywall and double your revenue.

SDK for growing mobile in-app purchases

Calculate your carbon footprint 🏭👣 from food, transport, purchases, fashion, electricity and digital activities like streaming, NFT or blockchain.

In-app purchases and subscriptions made easy. Support for iOS, iPadOS, watchOS, and macOS.

3UCS ERP, 三优智能制造，工厂ERP系统，数字化工厂，集车间管理、仓库管理、供应链管理、进销存等于一身，提供手机客户端、电脑客户端、网页版全功能支持，包括BOM基础资料管理、成本控制、采购、生产、销售、库存、计划、质检、人力资源、资产等等管理模块，支持并行工艺、委外加工等额外功能。 Some like Oracle EBS, depend on xPlus and MySql. User can Use Mobile Client、PC Client、Browser to Acess the service! 仅依赖于3UCS xPlus与Mysql，提供手机客户端、电脑客户端、网页访问，部署简单方便，个性化开发定制简单快捷。

👜 A simple restful API for Purchases and Products

Build, Measure and Grow iOS subscription business

Joomla Open Source ERP & CRM for business (SMEs, Large Companies, Freelancers, Foundations)

Several PuLP examples for production scheduling

客户关系管理系统，项目管理等，仅依赖于3UCS xPlus与Mysql，提供手机客户端、电脑客户端、网页访问，部署简单方便，个性化开发定制简单快捷。CRM Based ViterCRM, Chinese Version, depend on xPlus. User can Use Mobile Client、PC Client、Browser to Acess the sevice!

Telegram bot with Splitwise-esque functionality

fully programatically consumable in app purchases with small e-commerce iOS App

Development facilities for iOS 9+