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

SDK for growing mobile in-app purchases

🐃 YAAK is a simple server that by its API makes In-App Purchase receipt and Auto-Renewable subscription validation easy :)

Open source SDK to quickly integrate subscriptions, stop worring about code maintenance, and getting advanced real-time data. Full support for Android.

A DSL based graphql server library for kotlin backed by graphql-java.

Application for your car expenses management. Contains paid subscription, sync between multiple devices, sync with server. It can be transformed into any other application to manage something (wallet, credit cards, subscriptions or any other expenses) but logic and general approach will be similar. MVVM-Koin-Flow-Coroutines-Room-Firebase.

Funsol Billing Helper is a simple, straight-forward implementation of the Android v6.0 In-app billing API

This a repo that helps you to learn Reactive Programming.

Kotlin wrapper for Labs64 NetLicensing RESTful API

Sample demonstrating integration of Cashfree's subscription in your Android project

Repo for Learning RxJava And RxJava from Tutorials

Library for Google Play Billing to your apps with support for Subscriptions, In-App Purchases.

Simple backend to manage newsletter subscriptions.