Source: https://seerepo.com/compare/emilk/egui/vs/storytold/pdfcraft
Markdown source: https://seerepo.com/compare/emilk/egui/vs/storytold/pdfcraft.md
Description: egui and pdfcraft share 9 technologies: eframe, egui, objc2-app-kit, objc2-foundation, skrifa, egui_extras, rfd, image, and log. Both are written in Rust.

# egui vs pdfcraft

egui and pdfcraft share 9 technologies: eframe, egui, objc2-app-kit, objc2-foundation, skrifa, egui_extras, rfd, image, and log. Both are written in Rust.

- [emilk/egui](https://seerepo.com/r/emilk/egui): egui: an easy-to-use immediate mode GUI in Rust that runs on both web and native
- [storytold/pdfcraft](https://seerepo.com/r/storytold/pdfcraft): PdfCraft: An open-source PDF reader and editor written by scratch in pure Rust

## What they share and what sets them apart

- In common: eframe, egui, objc2-app-kit, objc2-foundation, skrifa, egui_extras, rfd, image, log
- Only in egui: fontique, egui-wgpu, egui-winit, accesskit, winit, glow, wgpu, accesskit_winit, glutin, glutin-winit, objc2-ui-kit, smithay-clipboard, vello_cpu, harfrust, resvg, mime_guess2, env_logger
- Only in pdfcraft: craft-ui, kurbo, wayland-client, hmac, pbkdf2, ed25519-dalek, hayro, hayro-syntax, lopdf, roxmltree, craft-print, png, tiff, zune-jpeg, plist

## Side by side

| | egui | pdfcraft |
|---|---|---|
| Size | 146,979 lines written, 346 code files | 434,248 lines written, 596 code files |
| Who writes it | 2.8% of its commits signed by AI. With Claude Code and GitHub Copilot | 50.8% of its commits signed by AI. With Claude Code, Codex, GitHub Copilot, Cursor, and Devin |
| Activity | Last push November 6, 2026, 4,626 commits, 32,091 stars | Last push November 5, 2026, 3,438 commits, 19,706 stars |
| Tests | 57 test files. 18.8% of its code files have a test that imports them | 270 test files. 53.7% 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, egui or pdfcraft?

pdfcraft, with 434,248 lines written; egui has 146,979.

The proof: [storytold/pdfcraft's code at commit 9f04acc](https://github.com/storytold/pdfcraft/tree/9f04accceff67174fc2817035f8ab4577bef8285)

### Which has more GitHub stars, egui or pdfcraft?

egui, with 32,091 stars; pdfcraft has 19,706.

The proof: [emilk/egui on GitHub](https://github.com/emilk/egui)

### Which has more tests, egui or pdfcraft?

pdfcraft, with 270 test files; egui has 57.

The proof: [storytold/pdfcraft's code at commit 9f04acc](https://github.com/storytold/pdfcraft/tree/9f04accceff67174fc2817035f8ab4577bef8285)

### Which was updated more recently, egui or pdfcraft?

egui: its last push was on November 6, 2026, and pdfcraft's on November 5, 2026.

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

### Which has more commits signed by AI, egui or pdfcraft?

pdfcraft: an AI signed 50.8% of its commits, with Claude Code, Codex, GitHub Copilot, Cursor, and Devin; in egui, 2.8%.

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

## Sources

- emilk/egui: Read on November 7, 2026, at commit 91b5712 (https://github.com/emilk/egui/tree/91b5712dd61765c337591ae25f07acee8fee3d52)
- storytold/pdfcraft: Read on November 6, 2026, at commit 9f04acc (https://github.com/storytold/pdfcraft/tree/9f04accceff67174fc2817035f8ab4577bef8285)

## 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.