QuickLook for Windows
@ql-win • Open source projects from ql-win. Use this route to separate flagship concentration from portfolio breadth before you treat a publisher as broadly strong.
Portfolio concentration
99%
Top three share
Shows whether the organization is driven by one breakout repo or several visible projects.
Breadth
23 repos
Visible snapshot
5 repositories updated in the last 90 days.
Leading language
C#
Portfolio mix
C# (18), C (2), C++ (1)
Average size
1.1K
Stars per repository
Useful for distinguishing one flagship-heavy publisher from a repeatable portfolio.
Updated: 2026-07-10(47d ago)GitHub API fallback23 repositories
99%
of the visible star count comes from this organization's top three repositories.
1.1K
stars per repository in this same snapshot.
C#
is the most common language here, with 5 repositories updated in the last 90 days.
Why this rank
This organization stands out because one flagship repo drives 96% of its visible star count.
Flagship share 96%Breakout repo: QuickLook
Organization pages work best when you separate portfolio breadth from flagship concentration. In QuickLook for Windows's case, the visible top three repositories account for about 99% of total stars in this snapshot, which helps explain whether the organization is known for one breakout project or for a broader repeatable portfolio.
The dominant language mix here is C# (18), C (2), C++ (1). That makes this page useful not just for popularity checks, but also for seeing what technical shape an organization's public ecosystem actually has.
Top Repositories
| # | Repository | Language | Stars |
|---|---|---|---|
| 1 | ql-win/QuickLook Bring macOS “Quick Look” feature to Windows | C# | 24.5K |
| 2 | ql-win/QuickLook.Plugin.OfficeViewer Word, Excel, and PowerPoint plugin for QuickLook. | C# | 561 |
| 3 | ql-win/QuickLook.Plugin.OfficeViewer-Native View Word, Excel, and PowerPoint files with MS Office and WPS Office components. | C# | 189 |
| 4 | ql-win/QuickLook.Plugin.EpubViewer QuickLook EPUB plugin. | C# | 144 |
| 5 | ql-win/QuickLook.Plugin.PostScriptViewer Adding .eps and .ps preview functionalities to QuickLook. | C# | 78 |
| 6 | ql-win/QuickLook.Plugin.PdfViewer-Native This plugin renders PDF file with native components provided by WebView2. | C# | 43 |
| 7 | ql-win/QuickLook.Plugin.HelloWorld Illustrating the plugin development process of QuickLook. | C# | 21 |
| 8 | ql-win/QuickLook.Common Common library for QuickLook. | C# | 19 |
| 9 | ql-win/QuickLook.WPFMediaKit Modified WPFMediaKit for QL-Win/QuickLook | C# | 7 |
| 10 | ql-win/exiv2 Image metadata library and tools | C++ | 6 |
| 11 | ql-win/SecondaryClick Bring macOS “Secondary Click” gesture to Windows (Right-click without a right button) | C# | 5 |
| 12 | ql-win/moonpdf-pdfium [WIP] Contains a WPF control for displaying PDF files and a sample PDF viewer, that uses this control | C | 5 |
| 13 | ql-win/QuickLook.Typography.OpenFont This is a part of the QuickLook program, migrated from Typography and BrotliSharpLib. | C# | 2 |
| 14 | ql-win/QuickLook.ApkReader This is a part of the QuickLook program, migrated from apk-reader | C# | 1 |
| 15 | ql-win/QuickLook.LAVFilters This package is part of QuickLook program. LAV Filters - ffmpeg based DirectShow Splitter and Decoders. | C | 1 |
| 16 | ql-win/PeekDesktop Bring macOS “Peek Desktop” feature to Windows | 0 | |
| 17 | ql-win/QuickLook.HexEditor Designed for QuickLook advanced binary analysis | C# | 0 |
| 18 | ql-win/QuickLook.MediaInfo | C# | 0 |
| 19 | ql-win/QuickLook.LibAPNG A fully-managed APNG parser, written in C# | C# | 0 |
| 20 | ql-win/QuickLook.HelixToolkit Helix Toolkit is a collection of 3D components for .NET. | PowerShell | 0 |
| 21 | ql-win/QuickLook.DiscUtils This is a part of the QuickLook program, migrated from DiscUtils | C# | 0 |
| 22 | ql-win/QuickLook.Plugin.WoW64HookHelper This plugin allows QuickLook to use `QuickLook.WoW64HookHelper.exe`. | C# | 0 |
| 23 | ql-win/QuickLook.ImageGlass.WebP This is a part of the QuickLook program, migrated from ImageGlass. | C# | 0 |
Next step after the organization read
Open a flagship repository, compare a couple of portfolio leaders, or return to the organization map when you want a broader concentration read.
Learn and methodology
Keep trust-building context reachable, but behind the first data read instead of ahead of it.
How to read this organization snapshot
Total stars are useful as a discovery signal, but they do not tell you whether a team maintains every repository equally. Pair this page with release cadence, maintainer activity, and the flagship concentration shown above before making adoption decisions.
For broader background on GitStar's ranking logic and editorial guidance, see Methodology & Editorial Standards.