# microsoft/WinUI-Gallery

This app demonstrates the controls available in WinUI and the Fluent Design System.

Repository: https://github.com/microsoft/WinUI-Gallery
Canonical: https://ross.abutalabs.com/products/winui-gallery
Homepage: https://aka.ms/winui
Language: C#
License: MIT
License Family: permissive
Topics: uwp, xaml, xaml-winrt, xaml-theme, xaml-style, xaml-layout, fluent, winui, fluent-design, winrt, windows, windowsappsdk, winui-controls, winui3
Last push: 2026-08-17T09:15:43+00:00

## Health v2 (maintenance only)
Score: 86/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 98, release rhythm 62, longevity 100
- inputs: {"age_days": 2862, "days_push": 16, "days_rel": 98, "gap_med": 92.0, "n_releases_24m": 7}
- flags: none
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 3597, forks 750 (observed 2026-08-28T04:08:11.348056+00:00)

## What it is
An interactive companion app from Microsoft demonstrating all WinUI 3 controls and Fluent Design styles for building modern Windows apps. Each sample page shows the XAML markup and codebehind, plus design and accessibility guidance.

## Use cases
- browse winui 3 control samples with code
- learn fluent design system for windows apps
- see how to use navigationview and other winui controls
- find xaml snippets for building windows app ui
- learn adaptive and responsive ui patterns in winui
- explore accessibility guidance for windows apps

## When to choose
- you are building a Windows app with WinUI 3 and the Windows App SDK
- you want interactive examples of Fluent Design controls with copyable code
- you need design and accessibility reference while developing XAML UIs

## When to avoid
- you target platforms other than Windows
- you use UWP or older XAML frameworks rather than WinUI 3
- you need a reusable UI component library rather than a demo app

## Facets
- artifact type: application
- maturity: active
- function: ui-components, developer-tools, documentation
- domain: developer-tools, windows, web-design, tutorials
- platform: windows
- tags: winui, fluent-design, xaml, windows-app-sdk, sample-app, csharp, desktop

## Member repositories
- microsoft/WinUI-Gallery (main) score 86

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:08:11.348056+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T18:33:46.967842+00:00, confidence not recorded.
  - readme: https://github.com/microsoft/WinUI-Gallery (fetched 2026-08-28T04:08:11.348056+00:00, sha dea90b575c8f)
- Data as of 2026-08-30T08:39:29.467469+00:00.