head to head · open source
garak vs stride-gpt
garak has 9,308 GitHub stars, 1,294 forks, 429 open issues and last shipped 4 days ago. stride-gpt has 1,125 stars, 326 forks, 12 open issues and last shipped 5 days ago. garak leads on adoption by 727% (9,308 vs 1,125 stars). garak is written in Python under Apache-2.0; stride-gpt is written in Python under MIT. garak has attracted 14% as many forks as stars, stride-gpt 29%. garak was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| garak | stride-gpt | |
|---|---|---|
| GitHub stars | ★ 9.3K | ★ 1.1K |
| License | Apache-2.0 | MIT |
| Written in | Python | Python |
| Last push | 2026-09-16 | 2026-09-15 |
| Forks | ⑂ 1.3K | ⑂ 326 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick garak if
- You weight community size — 9.3K 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 stride-gpt if
- You want the stride-gpt feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and stride-gpt fits your workflow better
About garak
garak is a free, Apache 2.0 command line vulnerability scanner for large language models that probes generative AI systems for hallucination, data leakage, prompt injection, misinformation, toxicity generation, and jailbreaks, and it is aimed at security engineers, red teamers, and AI developers who need to test the models they ship.
read the full garak overview →
About stride-gpt
STRIDE GPT is an MIT licensed Python threat modeling tool that uses large language models — OpenAI GPT, Anthropic Claude, Google Gemini and Mistral — to generate STRIDE threat models, attack trees, mitigations and Gherkin test cases from a description of an application, aimed at security engineers, AppSec teams and developers who need a structured threat model during design review rather than weeks after a manual workshop.
read the full stride-gpt overview →
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Frequently asked questions
Is garak or stride-gpt more popular?
garak has 9,308 GitHub stars and stride-gpt has 1,125. garak has the larger community by that measure.
Are garak and stride-gpt free?
Both are open source. garak is licensed under Apache-2.0 and stride-gpt under MIT. Neither carries a licence fee.
What is the difference between garak and stride-gpt?
garak is written in Python and stride-gpt in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, garak or stride-gpt?
Choose garak if you want the larger community (9,308 stars) or its Apache-2.0 licence terms. Choose stride-gpt if its feature set, stack or MIT licence fits better. Both are self-hostable.