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0x5BFA

C# Developer & Reverse Engineer

I build modern Windows apps and contribute to open source. I'm also a core contributor to Files, a modern file manager for Windows.

Apps

FluentHub

A stylish yet powerful GitHub client for Windows. Browse repositories, manage issues, and view code with a beautiful native interface.

C#WinUI 3.NETGitHub API

RegistryEditor

Modernize your regedit experience with WinUI. A sleek, user-friendly alternative to the classic Windows Registry Editor.

C#WinUI 3.NETWin32

JumpListManager

A modern WinUI 3 tool for Windows 10/11 that lets you view and analyze Jump Lists from applications.

C#WinUI 3.NETCOMWindows Shell
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Blogs

June 14, 2026

Inside the Windows 11 Explorer Command Bar

Reverse engineering the modern Windows 11 Explorer command bar, from ExplorerRibbonProxy and XAML Islands to UnifiedTile verbs and WinUI command execution.

June 10, 2026

How Font Folder View Works

Reverse engineering why C:\Windows\Fonts does not look like a normal Explorer folder, and how its font thumbnails are produced.

June 7, 2026

How Explorer resolves address bar input

Reverse engineering how Explorer turns typed address bar text like C:\Windows and shell:Downloads into PIDLs.

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