https://github.com/ysfemreAlbyrk/Fontager

A modern, powerful font manager and font viewer application for Windows, built with WinUI 3
https://github.com/ysfemreAlbyrk/Fontager

fluent-design font fontviewer utilities windows windows-11 winui winui3 xaml

Last synced: 4 months ago
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A modern, powerful font manager and font viewer application for Windows, built with WinUI 3

• Host: GitHub
• URL: https://github.com/ysfemreAlbyrk/Fontager
• Owner: ysfemreAlbyrk
• Created: 2026-02-15T01:31:48.000Z (5 months ago)
• Default Branch: main
• Last Pushed: 2026-02-16T00:47:02.000Z (5 months ago)
• Last Synced: 2026-02-22T08:58:32.155Z (5 months ago)
• Topics: fluent-design, font, fontviewer, utilities, windows, windows-11, winui, winui3, xaml
• Language: C#
• Homepage:
• Size: 384 KB
• Stars: 2
• Watchers: 0
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • Contributing: .github/CONTRIBUTING.md

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• WinUI-3-Apps-List - Fontager - - logo: LOGO_URL --> (📑 Apps List / 🆕 Newly Added Apps!)

README

          




  



# Fontager

[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)

[![.NET](https://img.shields.io/badge/.NET-8-purple.svg)](https://dotnet.microsoft.com/download/dotnet/8.0)

[![Platform](https://img.shields.io/badge/Platform-Windows-blue.svg)](https://www.microsoft.com/windows)

[![WinUI](https://img.shields.io/badge/UI-WinUI%203-0078D4.svg)](https://learn.microsoft.com/en-us/windows/apps/winui/)

*A modern, powerful font manager and viewer application for Windows, built with WinUI 3*

Fontager replaces the outdated Windows `fontview.exe` with a fast, beautiful font previewer and aims to provide a full-featured font management suite for designers and developers.



[🚀 Download](#building) • [📖 Features](#features) • [🛠️ Tech Stack](#tech-stack) • [🤝 Contributing](#contributing)



## 📖 Features

### 🎯 Fontager Viewer

A lightweight font previewer that can be set as the default handler for font files.

**Core Features:**

- 🔍 **Instant preview** of `.ttf`, `.otf`, `.ttc`, and `.woff2` files

- ✏️ **Editable preview text** with adjustable font size

- 👀 **Quick View** — character set overview at a glance

- 🌊 **Waterfall view** — preview at multiple sizes simultaneously

- 📋 **Glyph grid** — browse every character with Unicode code points

- ℹ️ **Font metadata** — family, designer, license, version, and more

- 📚 **Multi-font support** — navigate fonts within TrueType Collections (`.ttc`)

- 🎯 **Drag & drop** — open fonts by dropping them onto the window

- 💾 **Font installation** — install for current user or all users

- 🎨 **Modern UI** — Mica/Acrylic backdrop, Fluent Design, custom title bar

- ⚙️ **Configurable** — theme, backdrop, preview defaults, and display options





### 🚧 Fontager Manager *(planned)*

A professional-grade font management suite with library organization, temporary activation, collections, and Google Fonts integration.

### 🔧 Fontager.Core

Shared library containing models, services, and helpers used by both applications:

- 🔬 **FontParser** — binary parser for TTF/OTF/TTC metadata (name, OS/2, head, maxp, fvar tables)

- 📦 **FontService** — font loading, discovery, and format detection

- 🏗️ **Models** — `FontModel`, `FontMetadata`, `FontFormat`, `FontClassification`

## 💻 Requirements

- 🪟 **Windows 10 (19041+) or Windows 11**

- 🟣 **.NET 8**

- 📱 **Windows App SDK 1.8+**

## 🚀 Building

### 📋 Prerequisites

1. **Visual Studio 2022 (17.8+)** with **Windows App SDK** workload installed

2. **.NET 8 SDK** installed

### 🛠️ Build Steps

1. Open `Fontager.sln` in Visual Studio 2022

2. Ensure the **Windows App SDK** workload is installed

3. Set `Fontager.Viewer` as the startup project

4. Build and run (F5)

### 📦 Installation

**Visual Studio (MSIX):**

1. Set configuration to **Release** and platform to **x64**

2. Right-click `Fontager.Viewer` → **Package and Publish** → **Create App Packages**

3. Select **Sideloading** → **Next**

4. Create or select a certificate → **Create**

📁 **Output:** `Fontager.Viewer\AppPackages\Fontager.Viewer_X.X.X.X_x64.msix`  

Double-click the `.msix` file to install, or distribute it to other users.

**Download From GitHub Release:**

1. Go to [latest release page](https://github.com/ysfemreAlbyrk/Fontager/releases/latest) and download.

2. Run the bat file.

## 🛠️ Tech Stack

| Component | Technology | Description |

|-----------|------------|-------------|

| 🎨 **UI Framework** | WinUI 3 (Windows App SDK) | Modern Windows UI framework |

| 💻 **Language** | C# / .NET 8 | Modern .NET platform |

| 🏗️ **Architecture** | MVVM with `CommunityToolkit.Mvvm` | Model-View-ViewModel pattern |

| 🔌 **DI** | `Microsoft.Extensions.DependencyInjection` | Dependency injection |

| 🔍 **Font Parsing** | Custom binary parser | No external dependencies |

| 📦 **Font Loading** | Win32 GDI (`AddFontResourceEx`) + XAML `ms-appdata` URI caching | Native font handling |

## 🔗 File Association

Fontager.Viewer registers for `.otf`, `.ttc`, and `.woff2` files. After installation, double-click a font file or set Fontager as default in **Settings → Apps → Default apps → Choose default apps by file type**. For `.ttf` files (reserved by Windows), you can manually select Fontager from the "Open with" menu.

## 📄 License

This project is free and open-source software (FOSS). See [LICENSE](LICENSE) for details.

## 🤝 Contributing

Contributions are welcome! Please open an issue to discuss proposed changes before submitting a pull request.

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**⭐ Star this repository if it helped you!**

Made with ❤️ by [Yusuf Emre Albayrak](https://github.com/ysfemreAlbyrk)