Source: https://seerepo.com/compare/SubtitleEdit/subtitleedit/vs/Tyrrrz/YoutubeDownloader
Markdown source: https://seerepo.com/compare/SubtitleEdit/subtitleedit/vs/Tyrrrz/YoutubeDownloader.md
Description: subtitleedit and YoutubeDownloader share 4 technologies: Avalonia.Desktop, Avalonia, CommunityToolkit.Mvvm, and TagLibSharp. Both are written in C#.

# subtitleedit vs YoutubeDownloader

subtitleedit and YoutubeDownloader share 4 technologies: Avalonia.Desktop, Avalonia, CommunityToolkit.Mvvm, and TagLibSharp. Both are written in C#.

- [SubtitleEdit/subtitleedit](https://seerepo.com/r/SubtitleEdit/subtitleedit): the subtitle editor :)
- [Tyrrrz/YoutubeDownloader](https://seerepo.com/r/Tyrrrz/YoutubeDownloader): Downloads videos and playlists from YouTube

## What they share and what sets them apart

- In common: Avalonia.Desktop, Avalonia, CommunityToolkit.Mvvm, TagLibSharp
- Only in subtitleedit: Google, Avalonia.Fonts.Inter, Avalonia.Themes.Fluent, SkiaSharp, Spectre.Console
- Only in YoutubeDownloader: DialogHost.Avalonia, Markdig

## Side by side

| | subtitleedit | YoutubeDownloader |
|---|---|---|
| Size | 971,033 lines written, 2,742 code files | 5,051 lines written, 68 code files |
| Who writes it | 18.4% of its commits signed by AI. With Claude Code, GitHub Copilot, and Codex | 3.7% of its commits signed by AI. With GitHub Copilot and Cursor |
| Activity | Last push November 8, 2026, 23,860 commits, 14,914 stars | Last push November 6, 2026, 709 commits, 16,657 stars |
| Tests | 1,373 test files. 53.3% of its code files have a test that imports them | 0 test files |

- 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, subtitleedit or YoutubeDownloader?

subtitleedit, with 971,033 lines written; YoutubeDownloader has 5,051.

The proof: [SubtitleEdit/subtitleedit's code at commit d6b1928](https://github.com/SubtitleEdit/subtitleedit/tree/d6b1928eaad1fdc5d712b9dad9b0dd85aa86ded6)

### Which has more GitHub stars, subtitleedit or YoutubeDownloader?

YoutubeDownloader, with 16,657 stars; subtitleedit has 14,914.

The proof: [Tyrrrz/YoutubeDownloader on GitHub](https://github.com/Tyrrrz/YoutubeDownloader)

### Which has more tests, subtitleedit or YoutubeDownloader?

subtitleedit, with 1,373 test files.

The proof: [SubtitleEdit/subtitleedit's code at commit d6b1928](https://github.com/SubtitleEdit/subtitleedit/tree/d6b1928eaad1fdc5d712b9dad9b0dd85aa86ded6)

### Which was updated more recently, subtitleedit or YoutubeDownloader?

subtitleedit: its last push was on November 8, 2026, and YoutubeDownloader's on November 6, 2026.

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

### Which has more commits signed by AI, subtitleedit or YoutubeDownloader?

subtitleedit: an AI signed 18.4% of its commits, with Claude Code, GitHub Copilot, and Codex; in YoutubeDownloader, 3.7%.

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

## Sources

- SubtitleEdit/subtitleedit: Read on November 8, 2026, at commit d6b1928 (https://github.com/SubtitleEdit/subtitleedit/tree/d6b1928eaad1fdc5d712b9dad9b0dd85aa86ded6)
- Tyrrrz/YoutubeDownloader: Read on November 7, 2026, at commit a419ef2 (https://github.com/Tyrrrz/YoutubeDownloader/tree/a419ef2be70392e57d31bd5103f1d6d0d20b3919)

## 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.