codex vs ruffle
codex and ruffle share 9 technologies: lru, Tokio, png, image, zip, tracing, tracing-subscriber, log, and tracing-appender. 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
ruffle-rs
ruffle
A Flash Player emulator written in Rust
Rust18.8kRead on November 6, 2026, at commit f24403bWhat is ruffle built with?Only in ruffle
Side by side
codexruffle
SizeLines written by people and agents, without generated ones; code files, without tests.
codex2,320,674 lines written4,216 code files
ruffle276,509 lines written743 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
ruffle0% of its commits signed by AIWith Claude Code and GitHub Copilot
ActivityFrom GitHub and its history, on the day SeeRepo read it.
codexLast push November 4, 202613,099 commits133,103 stars
ruffleLast push November 6, 202617,770 commits18,816 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
ruffle246 test files8.9% of its code files have a test that imports them
Frequently asked questions
Which is bigger, codex or ruffle?
codex, with 2,320,674 lines written; ruffle has 276,509.
The proof: openai/codex's code at commit 021fccb
Which has more GitHub stars, codex or ruffle?
codex, with 133,103 stars; ruffle has 18,816.
The proof: openai/codex on GitHub
Which has more tests, codex or ruffle?
codex, with 2,448 test files; ruffle has 246.
The proof: openai/codex's code at commit 021fccb
Which was updated more recently, codex or ruffle?
ruffle: its last push was on November 6, 2026, and codex's on November 4, 2026.
The proof: ruffle-rs/ruffle's commits on GitHub
Which has more commits signed by AI, codex or ruffle?
codex: an AI signed 2.8% of its commits, with Codex, Claude Code, and GitHub Copilot.
The proof: the commits each tool signed in openai/codex
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