Source: https://seerepo.com/compare/gitbutlerapp/gitbutler/vs/openai/codex
Markdown source: https://seerepo.com/compare/gitbutlerapp/gitbutler/vs/openai/codex.md
Description: gitbutler and codex share 18 technologies: Sentry, axum, tower, SQLite, Tokio, objc2-foundation, objc2-app-kit, Ratatui, crossterm, keyring, rmcp, zip, image, pulldown-cmark, schemars, tracing, tracing-subscriber, and tracing-appender. Both are written in Rust.

# gitbutler vs codex

gitbutler and codex share 18 technologies: Sentry, axum, tower, SQLite, Tokio, objc2-foundation, objc2-app-kit, Ratatui, crossterm, keyring, rmcp, zip, image, pulldown-cmark, schemars, tracing, tracing-subscriber, and tracing-appender. 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
- [openai/codex](https://seerepo.com/r/openai/codex): Lightweight coding agent that runs in your terminal

## What they share and what sets them apart

- In common: Sentry, axum, tower, SQLite, Tokio, objc2-foundation, objc2-app-kit, Ratatui, crossterm, keyring, rmcp, zip, image, pulldown-cmark, schemars, tracing, tracing-subscriber, tracing-appender
- Only in gitbutler: Svelte, SvelteKit, @tauri-apps/plugin-store, PostHog, Anthropic, OpenAI, @tauri-apps/api, Tauri, rusqlite, tauri-plugin-store, gpui, Vite, React, MCP, ollama, tauri-apps, marked, two-face, ratatui-textarea, gpui_platform, ansi-to-tui, tauri-plugin-dialog, tauri-plugin-window-state, infer, console-subscriber, tauri-plugin-log, Base UI, TanStack, react-resizable-panels, markdown-to-jsx, lexical, emojibase-data, isomorphic-dompurify, shiki
- Only in codex: lru, hmac, png, Pydantic, log

## Side by side

| | gitbutler | codex |
|---|---|---|
| Size | 738,025 lines written, 1,847 code files | 2,320,674 lines written, 4,216 code files |
| Who writes it | 3.6% of its commits signed by AI. With Claude Code, Codex, GitHub Copilot, and Aider | 2.8% of its commits signed by AI. With Codex, Claude Code, and GitHub Copilot |
| Activity | Last push November 5, 2026, 25,652 commits, 21,924 stars | Last push November 4, 2026, 13,099 commits, 133,103 stars |
| Tests | 549 test files. 11.7% of its code files have a test that imports them | 2,448 test files. 51.6% 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 codex?

codex, with 2,320,674 lines written; gitbutler has 738,025.

The proof: [openai/codex's code at commit 021fccb](https://github.com/openai/codex/tree/021fccb046508938c4754982efccfb51d6e8356e)

### Which has more GitHub stars, gitbutler or codex?

codex, with 133,103 stars; gitbutler has 21,924.

The proof: [openai/codex on GitHub](https://github.com/openai/codex)

### Which has more tests, gitbutler or codex?

codex, with 2,448 test files; gitbutler has 549.

The proof: [openai/codex's code at commit 021fccb](https://github.com/openai/codex/tree/021fccb046508938c4754982efccfb51d6e8356e)

### Which was updated more recently, gitbutler or codex?

gitbutler: its last push was on November 5, 2026, and codex's on November 4, 2026.

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

### Which has more commits signed by AI, gitbutler or codex?

gitbutler: an AI signed 3.6% of its commits, with Claude Code, Codex, GitHub Copilot, and Aider; in codex, 2.8%.

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

## Sources

- gitbutlerapp/gitbutler: Read on November 5, 2026, at commit 88c5819 (https://github.com/gitbutlerapp/gitbutler/tree/88c5819c7e24127fd5a4a5f9f5aa9cd859500206)
- openai/codex: Read on November 4, 2026, at commit 021fccb (https://github.com/openai/codex/tree/021fccb046508938c4754982efccfb51d6e8356e)

## 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.