Source: https://seerepo.com/compare/gitbutlerapp/gitbutler/vs/longbridge/gpui-kit
Markdown source: https://seerepo.com/compare/gitbutlerapp/gitbutler/vs/longbridge/gpui-kit.md
Description: gitbutler and gpui-kit share 9 technologies: gpui, objc2-foundation, objc2-app-kit, two-face, gpui_platform, image, schemars, tracing, and tracing-subscriber. Both are written in Rust.

# gitbutler vs gpui-kit

gitbutler and gpui-kit share 9 technologies: gpui, objc2-foundation, objc2-app-kit, two-face, gpui_platform, image, schemars, tracing, and tracing-subscriber. Both are written in Rust.

- [gitbutlerapp/gitbutler](https://seerepo.com/r/gitbutlerapp/gitbutler): The GitButler version control client, backed by Git, powered by Tauri/Rust/Svelte
- [longbridge/gpui-kit](https://seerepo.com/r/longbridge/gpui-kit): Rust GUI components for building fantastic cross-platform desktop application by using GPUI.

## What they share and what sets them apart

- In common: gpui, objc2-foundation, objc2-app-kit, two-face, gpui_platform, image, schemars, tracing, tracing-subscriber
- Only in gitbutler: Svelte, SvelteKit, @tauri-apps/plugin-store, Sentry, PostHog, Anthropic, OpenAI, @tauri-apps/api, Tauri, axum, tower, rusqlite, SQLite, tauri-plugin-store, Tokio, Vite, React, MCP, ollama, tauri-apps, marked, Ratatui, crossterm, ratatui-textarea, ansi-to-tui, tauri-plugin-dialog, tauri-plugin-window-state, keyring, rmcp, zip, infer, pulldown-cmark, tracing-appender, console-subscriber, tauri-plugin-log, Base UI, TanStack, react-resizable-panels, markdown-to-jsx, lexical, emojibase-data, isomorphic-dompurify, shiki
- Only in gpui-kit: gpui-kit, smol, core-text, Tailwind CSS, core-graphics, gtk, wayland-client, markdown, html5ever, usvg, csv, resvg, log, console_log, tracing-wasm

## Side by side

| | gitbutler | gpui-kit |
|---|---|---|
| Size | 738,025 lines written, 1,847 code files | 468,220 lines written, 761 code files |
| Who writes it | 3.6% of its commits signed by AI. With Claude Code, Codex, GitHub Copilot, and Aider | 21.2% of its commits signed by AI. With Claude Code, Codex, GitHub Copilot, and Cursor |
| Activity | Last push November 5, 2026, 25,652 commits, 21,924 stars | Last push November 5, 2026, 2,782 commits, 19,430 stars |
| Tests | 549 test files. 11.7% of its code files have a test that imports them | 152 test files. 10.8% 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, gitbutler or gpui-kit?

gitbutler, with 738,025 lines written; gpui-kit has 468,220.

The proof: [gitbutlerapp/gitbutler's code at commit 88c5819](https://github.com/gitbutlerapp/gitbutler/tree/88c5819c7e24127fd5a4a5f9f5aa9cd859500206)

### Which has more GitHub stars, gitbutler or gpui-kit?

gitbutler, with 21,924 stars; gpui-kit has 19,430.

The proof: [gitbutlerapp/gitbutler on GitHub](https://github.com/gitbutlerapp/gitbutler)

### Which has more tests, gitbutler or gpui-kit?

gitbutler, with 549 test files; gpui-kit has 152.

The proof: [gitbutlerapp/gitbutler's code at commit 88c5819](https://github.com/gitbutlerapp/gitbutler/tree/88c5819c7e24127fd5a4a5f9f5aa9cd859500206)

### Which was updated more recently, gitbutler or gpui-kit?

Both got their last push on November 5, 2026.

The proof: [longbridge/gpui-kit's commits on GitHub](https://github.com/longbridge/gpui-kit/commits)

### Which has more commits signed by AI, gitbutler or gpui-kit?

gpui-kit: an AI signed 21.2% of its commits, with Claude Code, Codex, GitHub Copilot, and Cursor; in gitbutler, 3.6%.

The proof: [the commits each tool signed in longbridge/gpui-kit](https://seerepo.com/r/longbridge/gpui-kit/ai)

## Sources

- gitbutlerapp/gitbutler: Read on November 5, 2026, at commit 88c5819 (https://github.com/gitbutlerapp/gitbutler/tree/88c5819c7e24127fd5a4a5f9f5aa9cd859500206)
- longbridge/gpui-kit: Read on November 6, 2026, at commit b2aaa3e (https://github.com/longbridge/gpui-kit/tree/b2aaa3e5f9a387dea74981586bfca33e7e08420d)

## 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.