Security

27,008 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

brand-monitor

2737

erikirby/toolcompare-fyi

MCP server Claude CodeCodexCursor +2

One of 3 in

Monitor domain expiry, SSL certs, and social handle availability across platforms. Runs locally from the @erikirby/brand-monitor npm package.

not rated 0 5mo ago A tokens not measured

dep-oracle

2738

ertugrulakben/dep-oracle

MCP server Claude CodeCodexCursor +2

Predictive dependency security engine. Trust scores, zombie detection, blast radius analysis. Runs locally from the dep-oracle npm package.

not rated 0 7mo ago A tokens not measured original MIT

contract-scanner

2739

fino-oss/contract-scanner-mcp

MCP server Claude CodeCodexCursor +2

Scans Base L2 smart contracts for security risks. Risk score 0-100, detects backdoors & proxies. Runs locally from the @fino314-oss/contract-scanner-mcp npm package. Needs 1 environment variable to run.

not rated 0 7mo ago A tokens not measured

guardrly-mcp

2740

fishcoco-code/guardrly-mcp

MCP server Claude CodeCodexCursor +2

Non-invasive AI Agent operation monitoring - MCP Server. Runs locally from the guardrly Python package. Needs 3 environment variables to run.

not rated 0 6mo ago A tokens not measured original MIT

mcpcheckup

2741

fpetitit/mcpcheck

MCP server Claude CodeCodexCursor +2

Scans remote MCP servers for protocol, security, and TLS issues; exposes scan tools via MCP. Remote server at mcpcheckup.xyz.

not rated 0 4mo ago A tokens not measured copy · 86% MIT

mcp

2742

frogeye-ai/mcp

MCP server Claude CodeCodexCursor +2

Zero-config MCP security scanner for AI-generated apps. 25K+ vulnerability patterns. Remote server at mcp.frogeye.ai.

not rated 0 6mo ago A tokens not measured

onepassword-agent-mcp

2743

gambadio/onepassword-agent-mcp

MCP server Claude CodeCodexCursor +2

Save and use 1Password secrets locally without exposing plaintext to AI agents. Runs locally from the onepassword-agent-mcp npm package.

not rated 0 12d ago A tokens not measured original MIT

gitlumen-mcp

2744

gitlumen-team/gitlumen-mcp

MCP server Claude CodeCodexCursor +2

Screens public GitHub repos and PRs to generate risk maps, findings, and merge-readiness signals. Remote server at mcp-github-screen.gitlumen.com.

not rated 0 5mo ago A tokens not measured

gsep-mcp

2745

gsepcore/gsep-mcp

MCP server Claude CodeCodexCursor +2

AI agent security via MCP: C3 firewall, C4 immune system, C5 action guard, self-evolving prompts. Runs locally from the @gsep/mcp npm package. Needs 4 environment variables to run.

not rated 0 5mo ago A tokens not measured

defi-guard-mcp

2746

iinniitt/defi-guard-mcp

MCP server Claude CodeCodexCursor +2

DeFi safety checks on Base before you sign: honeypot, owner-power scan, approval risk, Aave health. Runs locally from the @iniit/defi-guard-mcp npm package. Needs 1 environment variable to run.

not rated 0 4mo ago A tokens not measured original MIT

mcp-server

2747

ingressward/ingressward-mcp-server

MCP server Claude CodeCodexCursor +2

Block prompt injection, evasive spacing, and obscene content before it reaches your LLM. Runs locally from the @ingressward/mcp-server npm package. Needs 1 environment variable to run.

not rated 0 5mo ago A tokens not measured

secret-safe-env

2748

irrenwill/secret-safe-env

MCP server Claude CodeCodexCursor +2

Write secrets into .env without the agent ever seeing the value - Windows masked dialog (繁中 UI). Runs locally from the secret-safe-env npm package.

not rated 0 5mo ago A tokens not measured original MIT

rails-mcp

2749

jaimenbell/rails-mcp

MCP server Claude CodeCodexCursor +2

Self-hosted, caller-configured default-deny action registry + append-only spend ledger + human sign-off audit trail, exposed as MCP tools. classify() is unconditional GATED -- that invariant is never configurable. Governance/safety flagship: stop an agent from doing something irreversible without a human noticing.…

not rated 0 2mo ago A tokens not measured original MIT

consentgate-mcp

2750

jessepetersondev/consentgate-mcp

MCP server Claude CodeCodexCursor +2

Gate AI agent actions behind a consent policy with human approval via Telegram. Fail-closed. Runs locally from the consentgate-mcp npm package. Needs 2 environment variables to run.

not rated 0 5mo ago A tokens not measured original MIT

mcp-audit-server

2751

joepangallo/mcp-audit-server

MCP server Claude CodeCodexCursor +2

Thin MCP and CLI proxy for AI agent and MCP security auditing via a hosted backend. Runs locally from the ledd-mcp-audit-server npm package. Needs 2 environment variables to run.

not rated 0 27d ago A tokens not measured original MIT

a2a-trustgate

2752

jyswee/a2a-trustgate

MCP server Claude CodeCodexCursor +2

A2A TrustGate: 4-gate firewall that screens every AI-agent action before it runs. 49 tools. Runs locally from the a2a-trustgate npm package. Needs 2 environment variables to run.

not rated 0 3mo ago A tokens not measured

secretcarousel

2753

jyswee/secretcarousel

MCP server Claude CodeCodexCursor +2

Agent-first secrets vault. Store, rotate, and share credentials from chat. 20 tools. Runs locally from the secretcarousel npm package. Needs 1 environment variable to run.

not rated 0 3mo ago A tokens not measured

quantumguard-mcp

2754

kota1026/quantum-shield

MCP server Claude CodeCodexCursor +2

One of 6 in

Post-quantum cryptography security scanner. Detect ECDSA/RSA vulnerabilities, NIST compliance. Runs locally from the quantumguard-mcp npm package.

not rated 0 2mo ago A tokens not measured original MIT

bot-factory

2755

laser54/telegram-managed-bot-factory

MCP server Claude CodeCodexCursor +2

A secure MCP control plane for Telegram Managed Bots. Runs locally from the telegram-managed-bot-factory Python package.

not rated 0 22d ago A tokens not measured original MIT

mcpwatch

2758

lazymac2x/mcpwatch

MCP server Claude CodeCodexCursor +2

Audit MCP servers from inside Claude Code. 10 OWASP checks, A-F grade, live leaderboard. Runs locally from the mcpwatch-mcp npm package.

not rated 0 5mo ago A tokens not measured original MIT

agent-guard

2759

liminalpepe/agent-guard-mcp

MCP server Claude CodeCodexCursor +2

Verify-before-act safety MCP for AI coding agents: check packages, lockfiles, skill/plugin manifests, and CI workflows before installing or merging. Runs locally from the @liminallablibs/agent-guard-mcp npm package.

not rated 0 4mo ago A tokens not measured original MIT

veragent

2760

lixiaowww/veragent-mcp

MCP server Claude CodeCodexCursor +2

Veragent MCP server — check the trust/security score of MCP tools before installing them in Claude. Runs locally from the veragent-mcp Python package.

not rated 0 4mo ago A tokens not measured original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: