* [Pay v12.3.0](https://github.com/pay-rails/pay) – Payments engine for Ruby on Rails applications supporting multiple payment processors.

* [Lin-arm/GKD\_subscription v607](https://github.com/Lin-arm/GKD_subscription) – 用于安卓 GKD 的第三方订阅规则仓库（Fork 版本），提供多来源 gkd.json5 配置聚合与发布。

* [Adapty SDK v4.2.3](https://github.com/adaptyteam/AdaptySDK-React-Native) – SDK for easy integration and management of in-app subscriptions and purchases in React Native apps.