Windows App SDK API Overview

This document provides a high-level overview of the Windows App SDK APIs, detailing the core components and their functionalities to help you build modern Windows applications.

Core Components

The Windows App SDK is organized into several key components, each addressing a critical aspect of application development.

WinUI 3

The latest version of Windows UI Library, offering a modern and native look and feel for your applications. It provides a rich set of controls and features for building user interfaces.

Learn more about WinUI 3

Project Reunion (Runtime)

Provides a consistent set of APIs and services that are independent of the Windows OS version. This includes runtime components and framework packages.

Explore Project Reunion Runtime

App Lifecycle Management

APIs for managing application lifecycle events, such as activation, deactivation, and background tasks. Crucial for modern, responsive applications.

App Lifecycle APIs

Windowing APIs

Advanced APIs for managing application windows, including creation, manipulation, and interaction with the Windows Shell.

Windowing API Details

Key Feature Areas

Explore the primary areas where the Windows App SDK provides powerful APIs:

XAML Controls

A comprehensive set of UI controls from WinUI 3, including layout panels, data presentation controls, and interactive elements.

XAML Controls Reference

App Model APIs

APIs for interacting with the Windows App Model, including registration, activation, and managing app extensions.

App Model API Guide

Communication APIs

Facilitate inter-process communication (IPC) and data sharing between different parts of your application or other applications.

Inter-process Communication

Serialization

APIs for serializing and deserializing data, essential for saving and loading application state.

Serialization Utilities

Getting Started

Ready to dive in? Here are some resources to help you get started with the Windows App SDK:

Tutorials

Step-by-step guides to implement common features and patterns.

Windows App SDK Tutorials

Code Samples

Explore real-world examples and best practices.

Windows App SDK Samples

Installation Guide

Instructions on how to set up your development environment.

Install the Windows App SDK