head to head · open source
strix vs codex-security
strix has 73,376 GitHub stars, 8,266 forks, 383 open issues and last shipped 4 days ago. codex-security has 11,287 stars, 903 forks, 220 open issues and last shipped yesterday. strix leads on adoption by 550% (73,376 vs 11,287 stars). strix is written in Python under Apache-2.0; codex-security is written in TypeScript under Apache-2.0. strix has attracted 11% as many forks as stars, codex-security 8%. codex-security was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-security, cybersecurity), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| strix | codex-security | |
|---|---|---|
| GitHub stars | ★ 73K | ★ 11K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-10-30 | 2026-11-02 |
| Forks | ⑂ 8.3K | ⑂ 903 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick strix if
- You weight community size — 73K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick codex-security if
- You want the codex-security feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and codex-security fits your workflow better
About strix
Strix The open source AI pentesting tool. Autonomous AI hackers that find and fix your app’s vulnerabilities. [!TIP] New! Strix integrates seamlessly with GitHub Actions and CI/CD pipelines. Automatically scan for vulnerabilities on every pull request and block insecure code before it reaches production Get started with no setup required. Strix Overview Strix are autonomous AI penetration testing agents that act just like real hackers they run your code dynamically, find vulnerabilities, and validate them through actual proofs of concept. Built for developers and security teams who need fast, accurate security…
read the full strix overview →
About codex-security
Codex Security @openai/codex security is a CLI and TypeScript SDK for defining security policy and finding, validating, and fixing security vulnerabilities in your code. 👉👉 See the Codex Security documentation for full documentation. Some cybersecurity requests and protected findings require approval through Trusted Access for Cyber. To join the program, visit chatgpt.com/cyber. Quick start Requires Node.js 22.13.0 or later and Python 3.10 or later. For CI, set OPENAI API KEY instead of signing in. Generate SECURITY.md Draft repository wide or component scoped SECURITY.md guidance for future scans: The command…
read the full codex-security overview →
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Frequently asked questions
Is strix or codex-security more popular?
strix has 73,376 GitHub stars and codex-security has 11,287. strix has the larger community by that measure.
Are strix and codex-security free?
Both are open source. strix is licensed under Apache-2.0 and codex-security under Apache-2.0. Neither carries a licence fee.
What is the difference between strix and codex-security?
strix is written in Python and codex-security in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, strix or codex-security?
Choose strix if you want the larger community (73,376 stars) or its Apache-2.0 licence terms. Choose codex-security if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.