head to head · open source
garak vs EasyJailbreak
garak has 9,308 GitHub stars, 1,294 forks, 429 open issues and last shipped 4 days ago. EasyJailbreak has 909 stars, 91 forks, 17 open issues and last shipped 19 days ago. garak leads on adoption by 924% (9,308 vs 909 stars). garak is written in Python under Apache-2.0; EasyJailbreak is written in Python under GPL-3.0. garak has attracted 14% as many forks as stars, EasyJailbreak 10%. garak was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (llm-security), 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
| garak | EasyJailbreak | |
|---|---|---|
| GitHub stars | ★ 9.3K | ★ 909 |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-09-16 | 2026-09-01 |
| Forks | ⑂ 1.3K | ⑂ 91 |
| 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 EasyJailbreak if
- You want the EasyJailbreak feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Python
- You evaluated both and EasyJailbreak 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 EasyJailbreak
EasyJailbreak is an easy to use Python framework, licensed under GPL 3.0, that generates adversarial jailbreak prompts for large language models by assembling interchangeable attack methods, and it is built for LLM security researchers and developers who need to test and benchmark model safety.
read the full EasyJailbreak overview →
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Frequently asked questions
Is garak or EasyJailbreak more popular?
garak has 9,308 GitHub stars and EasyJailbreak has 909. garak has the larger community by that measure.
Are garak and EasyJailbreak free?
Both are open source. garak is licensed under Apache-2.0 and EasyJailbreak under GPL-3.0. Neither carries a licence fee.
What is the difference between garak and EasyJailbreak?
garak is written in Python and EasyJailbreak 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 EasyJailbreak?
Choose garak if you want the larger community (9,308 stars) or its Apache-2.0 licence terms. Choose EasyJailbreak if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.