microsoft/WinUI-Gallery

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

Stars: 3.6k
Forks: 756
Open beginner issues: 0
Indexed issues: 34
Avg merge: 17h 51m
Merged PRs (30d): 14

Dominant language: C#
License: MIT
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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34 open issues indexed

ColorSections: Hard-coded color values are a no-go Open

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

microsoft/WinUI-Gallery#2237 · 1 comment · Opened Sep 16, 2026
TabView windowing sample crashes when re-docking a detached tab Open

bug needs-triage

Difficulty 3/5 1-2 days Newbie friendliness 58/100

microsoft/WinUI-Gallery#2211 · Opened Aug 6, 2026
Color design guidance should have background to demonstrate transparency Open

needs-triage

Difficulty 3/5 1-2 days Newbie friendliness 68/100

microsoft/WinUI-Gallery#2200 · 6 comments · 1 reaction · Opened Jul 7, 2026
[QA] Improve the csproj & remove the wapproj Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

microsoft/WinUI-Gallery#2174 · 2 comments · Opened May 19, 2026
Crazy memory leak in ContentIsland page Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

microsoft/WinUI-Gallery#2149 · Opened Mar 27, 2026
[Proposal]: New `StoragePickers` features `WinAppSDK 2.0` Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

microsoft/WinUI-Gallery#2135 · 1 comment · Opened Mar 4, 2026
Binding with `TargetNullValue` doesn't work Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/WinUI-Gallery#2117 · 2 comments · Opened Feb 14, 2026
[Proposal]: `FlowLayout` Sample `winAppSDK 2.0` Open

new sample

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/WinUI-Gallery#2104 · Opened Jan 31, 2026
Which warnings should be enforced as errors for AOT? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/WinUI-Gallery#1992 · 1 comment · Opened Jul 30, 2025
Migrate the codebase of SceneGraph to WinUI 3 Gallery Open

sample enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/WinUI-Gallery#1849 · 12 comments · Opened Apr 22, 2025
Folder structure: Controls, Design, Accessibility, Fundamentals Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/WinUI-Gallery#1744 · 10 comments · Opened Feb 5, 2025
Source code blink while scrolling Open

bug external-bug

Difficulty 4/5 3-5 days Newbie friendliness 32/100

microsoft/WinUI-Gallery#1718 · 6 comments · Opened Jan 7, 2025
Broken repo build Open

bug

microsoft/WinUI-Gallery#1659 · 18 comments · 2 reactions · 1 assignee · Opened Nov 17, 2024
How to do all the things to a Collection - Sorting, Filtering, Updating, Grouping Open

help wanted sample enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/WinUI-Gallery#1625 · 5 comments · 5 reactions · Opened Sep 19, 2024
Add test to check validity of each external link. Open

microsoft/WinUI-Gallery#1615 · 1 reaction · 1 assignee · Opened Aug 22, 2024
Resize the window on startup Open

app enhancement enhancement help wanted

Difficulty 3/5 1-2 days Newbie friendliness 52/100

microsoft/WinUI-Gallery#1606 · 16 comments · Opened Aug 15, 2024
Simulate touch input in some touch-oriented controls Open

feature proposal

Difficulty 5/5 Over a week Newbie friendliness 35/100

microsoft/WinUI-Gallery#1590 · Opened Jul 19, 2024
WinUI3 Gallery becomes unresponsive when sliders are moved quickly Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/WinUI-Gallery#2193 · 4 comments · Opened Jul 17, 2024
Imperfect looks on the Color controls Open

bug design help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/WinUI-Gallery#1561 · 10 comments · Opened Jun 13, 2024
App icon missing when packaged Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 52/100

microsoft/WinUI-Gallery#1512 · 7 comments · 2 reactions · Opened Mar 24, 2024
Annotated Scrollbar stuck on Windows 10 using Touchpad Open

bug needs-author-feedback

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/WinUI-Gallery#1505 · 3 comments · Opened Mar 17, 2024
XAML STYLER as a Git-Hook Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/WinUI-Gallery#1422 · 12 comments · Opened Dec 24, 2023
[Suggestion] Add a list of lightweight styling brushes to control documentation Open

enhancement feature proposal

Difficulty 5/5 Over a week Newbie friendliness 30/100

microsoft/WinUI-Gallery#1389 · 1 comment · 1 reaction · Opened Oct 18, 2023
StorageApplicationPermissions throws exception in unpackaged app build Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

microsoft/WinUI-Gallery#1371 · 1 comment · Opened Oct 6, 2023
Idea: _drag_ icon codes into text editor Open

feature proposal help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/WinUI-Gallery#1237 · 5 comments · 1 reaction · Opened Mar 30, 2023
XamlParseException thrown when repeatedly opening a control page. Open

bug external-bug

Difficulty 4/5 3-5 days Newbie friendliness 28/100

microsoft/WinUI-Gallery#1206 · 10 comments · 1 reaction · Opened Mar 4, 2023
Create publishing pipeline (integrated w/ Store) Open

enhancement

microsoft/WinUI-Gallery#1025 · 2 comments · 1 assignee · Opened Jun 17, 2022
[Samples] Proposal: Add samples that show collection item placeholders while loading data Open

new sample

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/WinUI-Gallery#891 · 3 comments · Opened Mar 28, 2022
Is there i18n support? Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/WinUI-Gallery#787 · 15 comments · 5 reactions · Opened Sep 30, 2021
Disable horizontal scrolling in code examples Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

microsoft/WinUI-Gallery#704 · 5 comments · 1 reaction · Opened Jun 15, 2021
ComboBox with grouping sample required Open

new sample

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

microsoft/WinUI-Gallery#544 · 3 comments · 1 reaction · Opened Aug 31, 2020
Full text search Open

app enhancement enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/WinUI-Gallery#394 · 6 comments · 3 reactions · Opened Mar 30, 2020
TreeView sample should show how to bind/retrieve selected items Open

enhancement sample enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

microsoft/WinUI-Gallery#348 · 2 reactions · Opened Feb 8, 2020
appx releases on releases tag Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 10/100

microsoft/WinUI-Gallery#110 · 8 comments · 1 reaction · Opened Jun 30, 2019

microsoft/WinUI-Gallery

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