head to head · open source
garak vs ADR
garak has 9,850 GitHub stars, 1,439 forks, 429 open issues and last shipped 3 days ago. ADR has 2,096 stars, 225 forks, 6 open issues and last shipped 5 days ago. garak leads on adoption by 370% (9,850 vs 2,096 stars). garak is written in Python under Apache-2.0; ADR is written in Python under Apache-2.0. garak has attracted 15% as many forks as stars, ADR 11%. 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.
← all 20902 open source comparisons
Side by side
| garak | ADR | |
|---|---|---|
| GitHub stars | ★ 9.8K | ★ 2.1K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-10-31 |
| Forks | ⑂ 1.4K | ⑂ 225 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick garak if
- You weight community size — 9.8K 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 ADR if
- You want the ADR feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and ADR 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 ADR
ADR: Agentic AI Detection and Response ADR (Agentic AI Detection and Response) is an enterprise security system for AI agents. It helps organizations secure employee facing agents such as Cursor, Claude Code, Codex, GitHub Copilot CLI, and DeepSeek Harness, as well as customer facing agents such as AI support agents. ADR is deployed in production at Uber , and the accompanying paper was accepted to MLSys 2026 : Paper PDF · Slides PDF How ADR secures enterprise AI agents ADR secures enterprise AI agents through five complementary capabilities: discovering unsanctioned AI tools, observing agent activity…
More in AI & Machine Learning
Related comparisons
More AI Security & Privacy projects
Compare either of these against the rest of the AI Security & Privacy field.
Frequently asked questions
Is garak or ADR more popular?
garak has 9,850 GitHub stars and ADR has 2,096. garak has the larger community by that measure.
Are garak and ADR free?
Both are open source. garak is licensed under Apache-2.0 and ADR under Apache-2.0. Neither carries a licence fee.
What is the difference between garak and ADR?
garak is written in Python and ADR 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 ADR?
Choose garak if you want the larger community (9,850 stars) or its Apache-2.0 licence terms. Choose ADR if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.