head to head · open source
garak vs xalgorix
garak has 9,308 GitHub stars, 1,294 forks, 429 open issues and last shipped 4 days ago. xalgorix has 1,110 stars, 196 forks, 2 open issues and last shipped yesterday. garak leads on adoption by 739% (9,308 vs 1,110 stars). garak is written in Python under Apache-2.0; xalgorix is written in Go under Apache-2.0. garak has attracted 14% as many forks as stars, xalgorix 18%. xalgorix 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 | xalgorix | |
|---|---|---|
| GitHub stars | ★ 9.3K | ★ 1.1K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Go |
| Last push | 2026-09-16 | 2026-09-19 |
| Forks | ⑂ 1.3K | ⑂ 196 |
| 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 xalgorix if
- You want the xalgorix feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and xalgorix 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 xalgorix
Xalgorix is an open source, self hosted autonomous AI penetration testing platform for security teams, pentesters, and bug bounty hunters who want every reported finding independently re exploited as proof instead of triaged as a maybe.
read the full xalgorix overview →
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Frequently asked questions
Is garak or xalgorix more popular?
garak has 9,308 GitHub stars and xalgorix has 1,110. garak has the larger community by that measure.
Are garak and xalgorix free?
Both are open source. garak is licensed under Apache-2.0 and xalgorix under Apache-2.0. Neither carries a licence fee.
What is the difference between garak and xalgorix?
garak is written in Python and xalgorix in Go. 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 xalgorix?
Choose garak if you want the larger community (9,308 stars) or its Apache-2.0 licence terms. Choose xalgorix if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.