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Best agent skills for guardrails and AI safety

We found 287 agent skills for guardrails and AI safety in the catalog; these are the 15 that rank highest. The order comes from our rank, which weighs adoption, freshness, documentation and publisher identity. Nobody can pay for a place on this list. ai-coding-agent-guardrails, ai-red-teaming and aig-scanner lead it. aig-scanner and investigation-cost-guardrail are published by the company that makes them. git-guardrails-claude-code comes from the largest repository here (302,383 stars). 14 of the 15 had activity in the last 30 days. Each entry lists why it made the list and links to its install page.

Updated Oct 26, 2026 · Built from catalog data; how we rank and grade

Top 15 of 287

  1. 1
    ai-coding-agent-guardrails

    devops-skills

    Secure AI coding agents (Claude Code, Cursor, Codex, Copilot) with permission boundaries, secret protection, code review gates, and safe sandbox…

    • Repository has 48.4K stars
    • Active in the last 30 days
    • Open source (MIT)

    ★ 48.4KLast active Oct 24, 2026Claude Code, Claude apps, Codex, Cursor +6

  2. 2
    ai-red-teaming

    devops-skills

    Run structured AI red team exercises for jailbreak resistance, data exfiltration risk, harmful output controls, and agent tool abuse resilience.

    • Repository has 48.4K stars
    • Active in the last 30 days
    • Open source (MIT)

    ★ 48.4KLast active Oct 24, 2026Claude Code, Claude apps, Codex, Cursor +6

  3. 3
    aig-scanner

    TencentOfficial

    A.I.G Scanner — AI security scanning for infrastructure, AI tools / skills, AI Agents, and LLM jailbreak evaluation via Tencent Zhuque Lab AI-Infra-Guard.

    • Published by the vendor
    • Repository has 7.1K stars
    • Active in the last 30 days

    ★ 7.1KLast active Oct 22, 2026Claude Code, Claude apps, Codex, Cursor +6

  4. 4
    git-guardrails-claude-code

    vinvcn

    设置 Claude Code hooks，在危险 git commands（push、reset --hard、clean、branch -D 等）执行前阻止它们。适用于用户想防止破坏性 git 操作、添加 git safety hooks，或在 Claude Code 中阻止 git push/reset 时。

    • Repository has 5.2K stars
    • Active in the last 30 days
    • Open source (MIT)

    ★ 5.2KLast active Oct 8, 2026Claude Code, Claude apps, Codex, Cursor +6

  5. 5
    plano-agent-skills

    katanemo

    Best practices for building agents and agentic applications with Plano, including configuration, routing, orchestration, guardrails, observability, and…

    • Repository has 7.1K stars
    • Active in the last 30 days
    • Open source (Apache-2.0)

    ★ 7.1KLast active Oct 24, 2026Claude Code, Claude apps, Codex, Cursor +6

  6. 6
    plano-filter-guardrails

    katanemo

    Harden Plano filter chains and guardrails.

    • Repository has 7.1K stars
    • Active in the last 30 days
    • Open source (Apache-2.0)

    ★ 7.1KLast active Oct 24, 2026Claude Code, Claude apps, Codex, Cursor +6

  7. 7
    paid-ads-amazon

    nowork-studio

    Plan and review Amazon Ads with margin-aware ACoS, product, and search-term guardrails.

    • Repository has 4.1K stars
    • Active in the last 30 days
    • Open source (MIT)

    ★ 4.1KLast active Oct 9, 2026Claude Code, Claude apps, Codex, Cursor +6

  8. 8
    careful

    garrytan

    Safety guardrails for destructive commands.

    • Repository has 137.5K stars
    • Active in the last 30 days
    • Open source (MIT)

    ★ 137.5KLast active Oct 19, 2026Claude Code, Claude apps, Codex, Cursor +6

  9. 9
    global-agent-guardrails

    davidondrej

    Configure the shared guard against catastrophic shell commands in local AI agents.

    • Repository has 4.2K stars
    • Active in the last 30 days
    • Open source (MIT)

    ★ 4.2KLast active Oct 18, 2026Claude Code, Claude apps, Codex, Cursor +6

  10. 10
    svc-mobile-ios

    s0ld13rr

    iOS IPA static analysis — hardcoded secrets, ATS bypass, Keychain, jailbreak detection, reverse engineering with class-dump/ipsw.

    • Active in the last 30 days
    • Open source (MIT)

    ★ 883Last active Oct 23, 2026Claude Code, Claude apps, Codex, Cursor +6

  11. 11
    git-guardrails-claude-code

    devcxl

    设置 Claude Code 钩子，在危险 Git 命令（push、reset --hard、clean、branch -D 等）执行前将其拦截。当用户想要防止破坏性 Git 操作、添加 Git 安全钩子或在 Claude Code 中阻止 git push/reset 时使用。

    • Active in the last 30 days
    • Open source (MIT)
    • Ships helper scripts

    ★ 507Last active Oct 20, 2026Claude Code, Claude apps, Codex, Cursor +6

  12. 12
    investigation-cost-guardrail

    tqquresh, inesttiaOfficial

    Cost guardrail for AWS DevOps Agent that covers ALL AWS services and native agent tools.

    • Published by the vendor
    • Active in the last 30 days
    • Open source (Apache-2.0)

    ★ 116Last active Oct 21, 2026Claude Code, Claude apps, Codex, Cursor +6

  13. 13
    git-guardrails-claude-code

    mattpocock

    Set up Claude Code hooks to block dangerous git commands (push, reset --hard, clean, branch -D, etc.) before they execute.

    • Largest repository here (302,383 stars)
    • Active in the last 30 days
    • Open source (MIT)

    ★ 302.4KLast active Oct 4, 2026Claude Code, Claude apps, Codex, Cursor +6

  14. 14
    nemotron-policy-generator

    Shyamala Prayaga <sprayaga@nvidia.com>

    Generates BYO custom safety policies for NVIDIA Nemotron content-safety guardrails — Nemotron-Content-Safety-Reasoning-4B (text) and multimodal…

    • Repository has 3.7K stars
    • Open source (Apache-2.0 AND CC-BY-4.0)

    ★ 3.7KLast active Jun 4, 2026Claude Code, Claude apps, Codex, Cursor +6

  15. 15
    engram-architecture-guardrails

    gentleman-programming

    Architecture guardrails for Engram across local store, cloud sync, dashboard, and plugins.

    • Repository has 7.6K stars
    • Active in the last 30 days
    • Open source (Apache-2.0)

    ★ 7.6KLast active Oct 23, 2026Claude Code, Claude apps, Codex, Cursor +6

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