head to head · open source
AI-Infra-Guard vs arcjet-js
AI-Infra-Guard has 6,471 GitHub stars, 599 forks, 35 open issues and last shipped today. arcjet-js has 683 stars, 32 forks, 11 open issues and last shipped 2 days ago. AI-Infra-Guard leads on adoption by 847% (6,471 vs 683 stars). AI-Infra-Guard is written in Python under Apache-2.0; arcjet-js is written in TypeScript under Apache-2.0. AI-Infra-Guard has attracted 9% as many forks as stars, arcjet-js 5%. AI-Infra-Guard was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (agent-security, ai-security, 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
| AI-Infra-Guard | arcjet-js | |
|---|---|---|
| GitHub stars | ★ 6.5K | ★ 683 |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-20 | 2026-09-18 |
| Forks | ⑂ 599 | ⑂ 32 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick AI-Infra-Guard if
- You weight community size — 6.5K 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 arcjet-js if
- You want the arcjet-js feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and arcjet-js fits your workflow better
About AI-Infra-Guard
AI Infra Guard (A.I.G) is a full stack AI red teaming platform from Tencent Zhuque Lab that scans agents, MCP servers, agent skills and AI infrastructure for security risk and evaluates large language models against jailbreak attacks, built for security engineers and AI platform teams that need to self examine their own AI deployments.
read the full AI-Infra-Guard overview →
About arcjet-js
Arcjet for JavaScript is an Apache 2.0 TypeScript monorepo of runtime security packages that developers call directly inside JavaScript and TypeScript applications, so AI features and agents can detect prompt injection, authorize tool calls, redact sensitive data, and block bots and abuse before an action runs.
read the full arcjet-js overview →
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Frequently asked questions
Is AI-Infra-Guard or arcjet-js more popular?
AI-Infra-Guard has 6,471 GitHub stars and arcjet-js has 683. AI-Infra-Guard has the larger community by that measure.
Are AI-Infra-Guard and arcjet-js free?
Both are open source. AI-Infra-Guard is licensed under Apache-2.0 and arcjet-js under Apache-2.0. Neither carries a licence fee.
What is the difference between AI-Infra-Guard and arcjet-js?
AI-Infra-Guard is written in Python and arcjet-js in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, AI-Infra-Guard or arcjet-js?
Choose AI-Infra-Guard if you want the larger community (6,471 stars) or its Apache-2.0 licence terms. Choose arcjet-js if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.