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Security MCP servers

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  1. kontrol-freek-mcp io.github.berkbayri/kontrol-freek-mcp

    AI assumption firewall for MCP agents — intercepts risky decisions, detects contradictions, and gates human approval via Telegram or Slack.

    Version check not run yet

    Communication and chat PyPI Local MIT

  2. launch-detector-mcp io.github.alialtunar/launch-detector-mcp

    MCP server: spot unannounced products from new subdomains in certificate transparency logs (crt.sh). No API keys.

    Version check not run yet

    Monitoring and observability PyPI Local MIT

  3. marlow-mcp io.github.jarb02/marlow

    AI that works beside you, not instead of you. Windows desktop automation MCP server with background mode, security-first design, and zero telemetry.

    Version check not run yet

    Operating system and shell PyPI Local MIT

  4. mcp-agent-guard io.github.mmbinumer/agent-guard-security.md

    Runtime security proxy for MCP agent tool calls

    Version check not run yet

    Security PyPI Local MIT

  5. mcpaisuite-evalmcp io.github.gashel01/evalmcp

    Evaluation suite for MCP AI agents — golden datasets, LLM-as-judge, security benchmarks

    Version check not run yet

    Model and agent tools PyPI Local APACHE-2.0

  6. mcp-api-pentest io.github.josenieto/mcp-api-pentest

    MCP server for autonomous API logic penetration testing — OWASP API Top 10 / BOLA-IDOR detection via LLM-driven analysis

    Version check not run yet

    Security PyPI Local MIT

  7. mcp-armor io.github.aira-security/mcp-armor

    A comprehensive MCP configuration scanner with client-aware security analysis.

    Version check not run yet

    Security PyPI Local APACHE-2.0

  8. mcp-assure io.github.stellarrequiem/mcp-assure

    Open-source security CLI and runtime for MCP-style agent tool calls: deny-by-default policy, adaptive campaign watch, hash-chained receipts.

    Version check not run yet

    Security PyPI Local APACHE-2.0

  9. mcp-auditor io.github.mkrtchian/mcp-auditor

    Agentic security testing for MCP servers

    Version check not run yet

    Developer tools PyPI Local MIT

  10. mcp-audit-scanner io.github.adudley78/mcp-audit-changelog.md

    Privacy-first security scanner for MCP server configurations

    Version check not run yet

    Security PyPI Local APACHE-2.0

  11. mcp-bandit io.github.giridharpandurangi/mcp-scan

    Security scanner for Model Context Protocol (MCP) servers

    Version check not run yet

    Security PyPI Local MIT

  12. mcp-behaviour-guard io.github.hacker-vs-cracker/mcp-behaviour-guard-changelog.md

    Deterministic security contracts and regression evidence for MCP servers used by AI agents

    Version check not run yet

    Security PyPI Local MIT

  13. mcp-doorman io.github.shaxzodbek-uzb/mcp-doorman

    Secure-by-default FastAPI->MCP bridge. Deny-by-default exposure, scope->tool auth that fails closed (even on STDIO), built-in rate limiting, PII redaction at the source, and a structured audit log — i

    Version check not run yet

    Security PyPI Local MIT

  14. mcp-firewall io.github.ressl/mcp-firewall-docs

    The open-source security gateway for AI agents. Policy enforcement, threat detection, and compliance-ready audit logging for MCP.

    Version check not run yet

    Security PyPI Local AGPL-3.0-OR-LATER

  15. mcp-frisk io.github.realgagenichols/frisk

    Vet a third-party MCP server before you trust it: sandboxed connect-and-enumerate plus deterministic security detectors.

    Version check not run yet

    Security PyPI Local MIT

  16. mcpfuzz io.github.cyberneticsplus-services/mcpfuzz

    Dynamic security scanner for MCP (Model Context Protocol) servers — actively probes live servers with exploit payloads

    Version check not run yet

    Security PyPI Local MIT

  17. mcp-fw io.github.zyom45/mcp-fw

    MCP Firewall Proxy — policy-based tool access control using NAIL effects

    Version check not run yet

    Security PyPI Local MIT

  18. mcp-halflist io.github.abhishekhsingh/mcp-halflist

    CI-first conformance, security, and benchmarking CLI for MCP servers. Lint your MCP server before your users do.

    Version check not run yet

    Developer tools PyPI Local MIT

  19. MCPiranha io.github.ethanroubal/mcp-server-security-scanner-docs

    Security scanner for Model Context Protocol (MCP) servers

    Version check not run yet

    Security PyPI Local APACHE-2.0

  20. mcpkernel io.github.piyushptiwari1/mcpkernel-changelog.md

    Open-source MCP/A2A security gateway — policy enforcement, taint tracking, sandboxed execution, deterministic envelopes, and Sigstore audit for every AI agent tool call. OWASP ASI 2026 compliant.

    Version check not run yet

    Security PyPI Local APACHE-2.0

  21. mcp-kitchen-sink io.github.abidemialade/mylonite-mcp_kitchen_sink

    Deliberately-vulnerable, fully mocked (network-less) reference MCP agent — the test target for the Mylonite AI-security scanner. NOT for production use.

    Version check not run yet

    Security PyPI Local APACHE-2.0

  22. mcp-mathematics io.github.shsharkar/mcp-mathematics

    Production-ready MCP server built with FastMCP v2 for comprehensive mathematical operations, providing 52 advanced functions, 158 unit conversions, and enterprise-grade security

    Version check not run yet

    Science and research PyPI Local MIT

  23. mcp-mcts io.github.mcp-audit/mcts-changelog.md

    Model Context Threat Scanner — local MCP security scanning, attack chains, inventory, CI gates, and optional Semgrep/LLM analysis

    Version check not run yet

    Security PyPI Local APACHE-2.0

  24. mcp-neural-shield io.github.vidiptvashist/mcp-neural-shield

    A neural network-powered security middleware and reverse proxy for the Model Context Protocol (MCP). Detects tool poisoning, shadowing, and prompt injection attacks using deep learning classifiers tra

    Version check not run yet

    Search and retrieval (RAG) PyPI Local MIT

  25. mcp-nmap io.github.zalaid/mcp-nmap

    MCP Server for Nmap scanning

    Version check not run yet

    Security PyPI Local MIT

  26. mcp-pii-guard-au io.github.mattwagstaff/mcp-pii-guard-au

    MCP server for Australian PII detection and sanitisation — TFN, Medicare, ABN, ACN, BSB, bank account, drivers licence, passport, Centrelink CRN, and address recognisers with checksum validation, comp

    Version check not run yet

    Security PyPI Local MIT

  27. mcp-policy-gateway io.github.spuddy10345/mcp-policy-gateway

    An authorising reverse proxy for MCP servers: capability-scoped tokens, per-tool and per-argument policy, rate limits, dry-run, and a tamper-evident audit log.

    Version check not run yet

    Security PyPI Local APACHE-2.0

  28. mcp-pypi io.github.kimasplund/mcp-pypi

    MCP server for PyPI: search packages and audit dependency trees against OSV vulnerability data before an agent suggests them.

    Version check not run yet

    Developer tools PyPI Local MIT

  29. mcp-request io.github.godzeo/mcp-request

    A comprehensive HTTP client MCP server for security testing, API testing, and web automation

    Version check not run yet

    Developer tools PyPI Local MIT

  30. mcp-resk io.github.your-username/mcp-resk

    RESK-MCP is an open-source Python library designed to add a robust security and management layer over the official MCP Library.

    Version check not run yet

    Security PyPI Local MIT

  31. mcp-safety io.github.shuka0158/mcp-sentinel

    Security scanner for MCP servers — know what a server can do before you install it.

    Version check not run yet

    Security PyPI Local MIT

  32. mcpsec io.github.manthanghasadiya/mcpsec

    Security scanner for MCP (Model Context Protocol) servers - pentest your AI agent's tool connections

    Version check not run yet

    Security PyPI Local MIT

  33. mcp-security-toolkit io.github.x0base/mcp-security-toolkit

    Atomic MCP tools for AppSec and AI Security engineers

    Version check not run yet

    Security PyPI Local MIT

  34. mcp-server-nmap io.github.daedalus/mcp-server-nmap

    MCP server for python-nmap network scanning

    Version check not run yet

    Security PyPI Local MIT

  35. mcp-server-zap io.github.karacali/mcp-zap-changelog.md

    MCP server that exposes OWASP ZAP as tools to Claude and other LLM clients

    Version check not run yet

    Security PyPI Local MIT

  36. mcpsharksec io.github.mcp-shark/mcpsec

    The security linter for MCP — scan any server for compliance with the MCP spec, OWASP MCP Top 10, and FastMCP baseline

    Version check not run yet

    Security PyPI Local MIT

  37. mcpshield-agent io.github.runtimeadmin/mcpshield

    MCPShield Agent - AI Agent Security Scanner for MCP servers

    Version check not run yet

    Security PyPI Local MIT

  38. mcp-shield-cli io.github.thuggeelya/mcp-shield

    Security scanner, runtime proxy, and audit logger for MCP servers

    Version check not run yet

    Security PyPI Local APACHE-2.0

  39. mcpsnare io.github.den-sec/mcpsnare-changelog.md

    Active security scanner that pentests MCP (Model Context Protocol) servers - triggers and out-of-band-confirms real vulnerabilities. Like Burp's Active Scan, but the target is an MCP server.

    Version check not run yet

    Security PyPI Local MIT

  40. mcp-sql-analyst io.github.tanzil-ali-rizvi/mcp-sql-analyst

    A secure, read-only SQL MCP server that lets AI assistants analyse CSV, Parquet and JSON files: SQL guard, sandboxed DuckDB, PII masking and an audit log.

    Version check not run yet

    Databases PyPI Local MIT

  41. mcp-tollbooth io.github.realgagenichols/tollbooth

    A security gateway for AI agents: a transparent MCP proxy that enforces policy, DLP, and audit on every tool call and result.

    Version check not run yet

    Security PyPI Local MIT

  42. mcp-toolguard io.github.toolguard-io/toolguard

    Contracts, drift detection and security checks for MCP servers — in CI and in production.

    Version check not run yet

    DevOps and infrastructure PyPI Local MIT

  43. mcp-trove io.github.mauriziomocci/mcp-trove

    MCP server for a git-backed vault of plaintext snippets and encrypted secrets, with i18n support

    Version check not run yet

    Git and code hosting PyPI Local MIT

  44. mcp-vertica io.github.nolleh/mcp-vertica

    A Model Context Protocol (MCP) server for Vertica database with connection pooling, schema management, and security features

    Version check not run yet

    Databases PyPI Local MIT

  45. mcpwn io.github.ressl/mcpwn

    Security scanner for MCP (Model Context Protocol) servers

    Version check not run yet

    Security PyPI Local AGPL-3.0-OR-LATER

  46. mcpyghidra io.github.nightwing-us/mcpyghidra

    Ghidra MCP server.

    Version check not run yet

    Security PyPI Local APACHE-2.0

  47. mcpyida io.github.nightwing-us/mcpyida

    MCP server that exposes IDA Pro reverse-engineering capabilities to LLM clients.

    Version check not run yet

    Security PyPI Local APACHE-2.0

  48. mcp-zero-trust-layer io.github.686f6c61/mcp-zero-trust-layer-docs

    Open-source, self-hosted Zero Trust policy enforcement layer for MCP servers.

    Version check not run yet

    Security PyPI Local APACHE-2.0