StandOut lets you easily create floating windows in your Android app.

A positioning engine to make overlays, tooltips and dropdowns faster #hubspot-open-source

A libre smart powered comic book reader for Android.

Shopping App - Sample Android App for Instructional/Demo Purposes

Material To-Do App

Example MVI implementation, based off of Google's architectural samples.

A specification framework for Kotlin

Sample App for the Room course on Caster.io

A collection of samples demonstrating different Espresso techniques.

An Android project for the Caster.io course on clean architecture

Example code for example Custom ViewGroup lessons showing end-to-end implementation: constructors, measure, and layout.

Cloud function example to be used in the CasterIO Actions on Google introduction course.

Sample material for the Design Pattern course