codex vs openfang
codex and openfang share 10 technologies: axum, SQLite, Tokio, tower, Ratatui, hmac, rmcp, zip, tracing, and tracing-subscriber. Both are written in Rust.
LinkedInWhat they share and what sets them apart
openai
codex
Lightweight coding agent that runs in your terminal
Rust133.1kRead on November 4, 2026, at commit 021fccbWhat is codex built with?Only in codex
In common
RightNow-AI
openfang
Open-source Agent Operating System
Rust18.2kRead on November 6, 2026, at commit acf2587What is openfang built with?Only in openfang
- Tauri
- FastAPI
uvicorn
rusqlite
- rumqttc
- wasmtime
tauri-plugin-notification
- argon2
- ed25519-dalek
- LangChain
langchain-ollama
html-escape
- imap
lettre
- mailparse
- roxmltree
- qrcode
- pino
Side by side
codexopenfang
SizeLines written by people and agents, without generated ones; code files, without tests.
codex2,320,674 lines written4,216 code files
openfang215,772 lines written277 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
codex2.8% of its commits signed by AIWith Codex, Claude Code, and GitHub Copilot
openfang15.3% of its commits signed by AIWith Claude Code, GitHub Copilot, Cursor, and Codex
ActivityFrom GitHub and its history, on the day SeeRepo read it.
codexLast push November 4, 202613,099 commits133,103 stars
openfangLast push July 2, 2026437 commits18,243 stars
TestsThe files that test the code, and the share of code files a test imports.
codex2,448 test files51.6% of its code files have a test that imports them
openfang14 test files
Frequently asked questions
Which is bigger, codex or openfang?
codex, with 2,320,674 lines written; openfang has 215,772.
The proof: openai/codex's code at commit 021fccb
Which has more GitHub stars, codex or openfang?
codex, with 133,103 stars; openfang has 18,243.
The proof: openai/codex on GitHub
Which has more tests, codex or openfang?
codex, with 2,448 test files; openfang has 14.
The proof: openai/codex's code at commit 021fccb
Which was updated more recently, codex or openfang?
codex: its last push was on November 4, 2026, and openfang's on July 2, 2026.
The proof: openai/codex's commits on GitHub
Which has more commits signed by AI, codex or openfang?
openfang: an AI signed 15.3% of its commits, with Claude Code, GitHub Copilot, Cursor, and Codex; in codex, 2.8%.
The proof: the commits each tool signed in RightNow-AI/openfang
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