Side-by-Side Comparison
mdBook vs codex
Compare open source repositories side by side. Stars, forks, code health, licensing, and community growth.
Recorded Stars Comparison
● rust-lang/mdBook (22.2K)
● openai/codex (127.4K)
☆ 22.2KmdBook stars
☆ 127.4Kcodex stars
+105.2KDifference
codexStar Leader (5.7x)
⚖️ Comparison Verdict
Star Popularity
codex Leads
+105.2K stars (5.7x ratio)
Forks & Derivatives
codex Leads
19.9K total community forks
Recent Maintenance
codex
Pushed 16h ago
Licensing
Different
mdBook: MPL-2.0 vs codex: Apache-2.0
Side-by-Side Facts
| Metric | rust-lang/mdBook ↗ | openai/codex ↗ |
|---|---|---|
| Description | Create book from markdown files. Like Gitbook but implemented in Rust | Lightweight coding agent that runs in your terminal |
| GitHub Stars | ☆ 22,178 | ☆ 127,427 |
| Forks | 1,905 | 19,919 |
| Open Issues | 661 | 19,855 |
| Main Language | Rust | Rust |
| License | MPL-2.0 | Apache-2.0 |
| Last Push | Sep 30, 2026 | Oct 1, 2026 |
| GitHub Source | Open Source ↗ | Open Source ↗ |
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mdBook Badge
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