head to head · open source
garak vs EasyJailbreak
garak has 9,858 GitHub stars, 1,439 forks, 429 open issues and last shipped 3 days ago. EasyJailbreak has 939 stars, 94 forks, 17 open issues and last shipped 2 months ago. garak leads on adoption by 950% (9,858 vs 939 stars). garak is written in Python under Apache-2.0; EasyJailbreak is written in Python under GPL-3.0. garak has attracted 15% 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 | ★ 9.9K | ★ 939 |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-09-01 |
| Forks | ⑂ 1.4K | ⑂ 94 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick garak if
- You weight community size — 9.9K 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, LLM vulnerability scanner Generative AI Red teaming & Assessment Kit garak checks if an LLM can be made to fail in a way we don't want. garak probes for hallucination, data leakage, prompt injection, misinformation, toxicity generation, jailbreaks, and many other weaknesses. If you know nmap or msf / Metasploit Framework, garak does somewhat similar things to them, but for LLMs. garak focuses on ways of making an LLM or dialog system fail. It combines static, dynamic, and adaptive probes to explore this. garak 's a free tool. We love developing it and are always interested in adding functionality to…
read the full garak overview →
About EasyJailbreak
—— An easy to use Python framework to generate adversarial jailbreak prompts by assembling different methods Table of Contents About Setup Project Structure Usage Citing EasyJailbreak About ✨ Introduction What is EasyJailbreak? EasyJailbreak is an easy to use Python framework designed for researchers and developers focusing on LLM security. Specifically, EasyJailbreak decomposes the mainstream jailbreaking process into several iterable steps: initialize mutation seeds , select suitable seeds , add constraint , mutate , attack , and evaluate . On this basis, EasyJailbreak provides a component for each step…
read the full EasyJailbreak overview →
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Frequently asked questions
Is garak or EasyJailbreak more popular?
garak has 9,858 GitHub stars and EasyJailbreak has 939. 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 (9,858 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.