head to head · open source
strix vs codex-security
strix has 63,281 GitHub stars, 6,903 forks, 383 open issues and last shipped yesterday. codex-security has 10,750 stars, 797 forks, 220 open issues and last shipped yesterday. strix leads on adoption by 489% (63,281 vs 10,750 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 7%. strix 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 | ★ 63K | ★ 11K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 6.9K | ⑂ 797 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick strix if
- You weight community size — 63K 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 is an open source AI penetration testing tool that deploys autonomous AI agents against a running codebase to find, validate, and fix application vulnerabilities, built for developers and security teams who want dynamic security testing without the cost and scheduling overhead of manual pentesting.
read the full strix overview →
About codex-security
Codex Security is OpenAI's command line tool and TypeScript SDK, published on npm as @openai/codex security , that finds, validates, and fixes security vulnerabilities in a codebase, and it serves application security engineers, DevSecOps teams, and developers who want that scanning to run from their own terminal or CI.
read the full codex-security overview →
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Frequently asked questions
Is strix or codex-security more popular?
strix has 63,281 GitHub stars and codex-security has 10,750. 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 (63,281 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.