Sample GitHub Repositories (2026) · Open Source Tools

A fully functional Android app built entirely with Kotlin and Jetpack Compose

A collection of samples to discuss and showcase different architectural tools and patterns for Android apps.

A collection of samples of different Android OS platform APIs.

Multiple samples showing best practices in app and watch face development on Wear OS.

Official Jetpack Compose samples.

Implement common use cases with Jetpack Navigation 3

Sample app for Androidify

Samples showcasing the Kotlin Multiplatform Jetpack libraries

REST version of the Spring Petclinic sample application

Play Framework Sample Projects

A Spring Framework application based on JSP, Spring MVC, Spring Data JPA, Hibernate and JDBC

Sample application for Phalcon Framework (Acl, Auth, Security)

Sample application for the Phalcon PHP Framework

The Meta Spatial SDK Samples is a collection of code samples and projects that demonstrate the capabilities of the Meta Spatial SDK. Meta Spatial SDK enables mobile developers to build Meta Horizon OS experiences using familiar Android languages, tools, and libraries.

A sample application that demonstrates the features of the Java SDK for the SAP Cloud Application Programming Model.

Sample apps and code written for Google Cloud in the Go programming language.

Node.js samples for Google Cloud Platform products.