Source: https://seerepo.com/compare/d2phap/ImageGlass/vs/icsharpcode/ILSpy
Markdown source: https://seerepo.com/compare/d2phap/ImageGlass/vs/icsharpcode/ILSpy.md
Description: ImageGlass and ILSpy share 3 technologies: Avalonia.Desktop, Avalonia, and Svg.Controls.Skia.Avalonia. Both are written in C#.

# ImageGlass vs ILSpy

ImageGlass and ILSpy share 3 technologies: Avalonia.Desktop, Avalonia, and Svg.Controls.Skia.Avalonia. Both are written in C#.

- [d2phap/ImageGlass](https://seerepo.com/r/d2phap/ImageGlass): 🏞 A fast, open-source, modern image viewer for 90+ formats – including WEBP, GIF, SVG, AVIF, JXL, HEIC and more – built for smooth browsing across Windows, macOS, and Linux.
- [icsharpcode/ILSpy](https://seerepo.com/r/icsharpcode/ILSpy): .NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!

## What they share and what sets them apart

- In common: Avalonia.Desktop, Avalonia, Svg.Controls.Skia.Avalonia
- Only in ImageGlass: Avalonia.Fonts.Inter, Avalonia.HarfBuzz, Avalonia.Skia, Avalonia.Themes.Fluent, Avalonia.Controls.ColorPicker, Microsoft.Web.WebView2
- Only in ILSpy: CommunityToolkit.Mvvm, Microsoft.Extensions.Hosting, Avalonia.AvaloniaEdit, ProDataGrid, Xaml.Behaviors.Avalonia, AvaloniaEdit.TextMate, Magick.NET-Q8-AnyCPU

## Side by side

| | ImageGlass | ILSpy |
|---|---|---|
| Size | 178,480 lines written, 593 code files | 403,634 lines written, 1,191 code files |
| Who writes it | 0.1% of its commits signed by AI. With Cursor and Claude Code | 12.8% of its commits signed by AI. With Claude Code, GitHub Copilot, and opencode |
| Activity | Last push October 31, 2026, 5,801 commits, 14,894 stars | Last push November 8, 2026, 9,052 commits, 27,012 stars |
| Tests | 0 test files | 721 test files. 41.1% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, ImageGlass or ILSpy?

ILSpy, with 403,634 lines written; ImageGlass has 178,480.

The proof: [icsharpcode/ILSpy's code at commit 085a36d](https://github.com/icsharpcode/ILSpy/tree/085a36d8ca0ca2fe49cb159c46a31411b7355c11)

### Which has more GitHub stars, ImageGlass or ILSpy?

ILSpy, with 27,012 stars; ImageGlass has 14,894.

The proof: [icsharpcode/ILSpy on GitHub](https://github.com/icsharpcode/ILSpy)

### Which has more tests, ImageGlass or ILSpy?

ILSpy, with 721 test files.

The proof: [icsharpcode/ILSpy's code at commit 085a36d](https://github.com/icsharpcode/ILSpy/tree/085a36d8ca0ca2fe49cb159c46a31411b7355c11)

### Which was updated more recently, ImageGlass or ILSpy?

ILSpy: its last push was on November 8, 2026, and ImageGlass's on October 31, 2026.

The proof: [icsharpcode/ILSpy's commits on GitHub](https://github.com/icsharpcode/ILSpy/commits)

### Which has more commits signed by AI, ImageGlass or ILSpy?

ILSpy: an AI signed 12.8% of its commits, with Claude Code, GitHub Copilot, and opencode; in ImageGlass, 0.1%.

The proof: [the commits each tool signed in icsharpcode/ILSpy](https://seerepo.com/r/icsharpcode/ILSpy/ai)

## Sources

- d2phap/ImageGlass: Read on November 8, 2026, at commit 0c8113a (https://github.com/d2phap/ImageGlass/tree/0c8113ac19f4b2ac37691b597db62c1da0457d90)
- icsharpcode/ILSpy: Read on November 8, 2026, at commit 085a36d (https://github.com/icsharpcode/ILSpy/tree/085a36d8ca0ca2fe49cb159c46a31411b7355c11)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.