head to head · open source
PyRIT vs akto
PyRIT has 4,740 GitHub stars, 1,025 forks, 281 open issues and last shipped yesterday. akto has 1,542 stars, 293 forks, 347 open issues and last shipped 2 days ago. PyRIT leads on adoption by 207% (4,740 vs 1,542 stars). PyRIT is written in Python under MIT; akto is written in Java under MIT. PyRIT has attracted 22% as many forks as stars, akto 19%. PyRIT was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (ai-security, ai-security-testing, ai-security-tool), 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
| PyRIT | akto | |
|---|---|---|
| GitHub stars | ★ 4.7K | ★ 1.5K |
| License | MIT | MIT |
| Written in | Python | Java |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 1.0K | ⑂ 293 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick PyRIT if
- You weight community size — 4.7K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick akto if
- You want the akto feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Java
- You evaluated both and akto fits your workflow better
About PyRIT
Python Risk Identification Tool for generative AI (PyRIT) The Python Risk Identification Tool for generative AI (PyRIT) is an open source framework built to empower security professionals and engineers to proactively identify risks in generative AI systems. Check out our website for more information about how to use, install, or contribute to PyRIT. Review our security policy to report vulnerabilities privately through the Microsoft Security Response Center. Visit our Discord server to chat with the team and community. Trademarks and Citations This project may contain trademarks or logos for projects, products…
read the full PyRIT overview →
About akto
Akto.io API Security Contributors What is Akto? How it works • Getting Started • API Inventory • API testing • Add Test • Join Discord community • Akto is an instant, open source API security platform that takes only 60 secs to get started. Akto is used by security teams to maintain a continuous inventory of APIs, test APIs for vulnerabilities and find runtime issues. Akto offers coverage for all OWASP top 10 and HackerOne Top 10 categories including BOLA, authentication, SSRF, XSS, security configurations, etc. Akto's powerful testing engine runs variety of business logic tests by reading traffic data to…
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Frequently asked questions
Is PyRIT or akto more popular?
PyRIT has 4,740 GitHub stars and akto has 1,542. PyRIT has the larger community by that measure.
Are PyRIT and akto free?
Both are open source. PyRIT is licensed under MIT and akto under MIT. Neither carries a licence fee.
What is the difference between PyRIT and akto?
PyRIT is written in Python and akto in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, PyRIT or akto?
Choose PyRIT if you want the larger community (4,740 stars) or its MIT licence terms. Choose akto if its feature set, stack or MIT licence fits better. Both are self-hostable.