71,700 Stars and 60 Rust Crates: Inside OpenAI's Codex CLI Source

71,700 stars. 5,006 commits. 665 releases. 94.7% Rust. When OpenAI dropped the full source code of Codex CLI under the Apache 2.0 license, I expected a thin wrapper around an API. What I found was a deeply engineered system with over 60 Rust crates, ...