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Alternatives to ai-agent-security

ai-agent-security is an agent skill by devops-skills: Secure AI agents against prompt injection, tool abuse, and data exfiltration with defense-in-depth controls. If it doesn't fit your setup, these 12 agent skills cover similar ground. They are ordered by how closely they match ai-agent-security and by our rank, which weighs adoption, freshness and documentation; money never changes the order. indirect-injection-detection leads the list (published by the vendor). 2 of them are published by the company behind the product. Each entry shows data reasons to switch, and you can open a side-by-side comparison with ai-agent-security.

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

You're replacing

ai-agent-security

Secure AI agents against prompt injection, tool abuse, and data exfiltration with defense-in-depth controls.

12 alternatives

Ordered by how closely each matches ai-agent-security (shared product, category or stated alternative) and by rank.

  1. 1
    indirect-injection-detection

    TencentOfficial

    Detect indirect prompt injection (goal hijack).

    • Published by the vendor

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

  2. 2
    direct-injection-detection

    TencentOfficial

    Detect direct prompt injection or instruction override via user message (no external content).

    • Published by the vendor

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

  3. 3
    ai-security-hardening

    devops-skills

    Harden AI/LLM deployments against prompt injection, data exfiltration, model theft, and supply chain attacks.

    • Largest repository here (48,428 stars)
    • Active in the last 30 days

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

  4. 4
    security

    OpenHands

    Security best practices for secure coding, authentication, authorization, and data protection.

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

    ★ 173Last active Oct 23, 2026Claude Code, Claude apps, Codex, Cursor +6

  5. 5
    api-security

    transilienceai

    API security testing - GraphQL, REST API, WebSocket, and Web-LLM attack techniques.

    • Open source (MIT)

    ★ 591Last active Jul 26, 2026Claude Code, Claude apps, Codex, Cursor +6

  6. 6
    hunt-llm

    Encod3d-Sec

    LLM / AI application attack hunting - prompt injection (direct + indirect), excessive agency, insecure output handling, system-prompt + data leakage.

    • Open source (MIT)

    ★ 335Last active Aug 19, 2026Claude Code, Claude apps, Codex, Cursor +6

  7. 7
    hunt-mcp

    Encod3d-Sec

    MCP server attack hunting - tool poisoning, indirect prompt injection via tool output, rug-pull updates, cross-tool shadowing…

    • Open source (MIT)

    ★ 335Last active Jul 27, 2026Claude Code, Claude apps, Codex, Cursor +6

  8. 8
    pentest-ai-llm-security

    jd-opensource

    AI/LLM application security testing — prompt injection, jailbreaking, data exfiltration, and insecure output handling per OWASP LLM Top 10.

    • Open source (Apache-2.0)

    ★ 315Last active Jul 2, 2026Claude Code, Claude apps, Codex, Cursor +6

  9. 9
    skill-injection-defense

    lawve-ai

    Audits legal AI skills, prompts, workflows, MCP/tool instructions, and agent packages for prompt injection, malicious instructions, unsafe scripts, suspicious…

    ★ 895Last active Jul 30, 2026Claude Code, Claude apps, Codex, Cursor +6

  10. 10
    prompt-guard

    Orchestra-Research

    Meta's 86M prompt injection and jailbreak detector.

    • Repository has 13.9K stars
    • Open source (MIT)

    ★ 13.9KLast active Jun 16, 2026Claude Code, Claude apps, Codex, Cursor +6

  11. 11
    detecting-ai-model-prompt-injection-attacks

    adriannoes

    Detects prompt injection attacks targeting LLM-based applications using a multi-layered defense combining regex pattern matching for known attack signatures…

    • Supports Python

    ★ 72Last active Oct 24, 2026Claude Code, Claude apps, Codex, Cursor +6

  12. 12
    pleading-injection-guard

    lawve-ai

    Detects prompt injection hidden in documents from the other side (pleadings, skeletons, bundles, served evidence, opponents' emails and attachments) before an…

    • Supports Python and bash

    ★ 895Last active Oct 2, 2026Claude Code, Claude apps, Codex, Cursor +6

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