Security & Auth MCP Servers — Page 6

io.github.ai-supply-store/ai-supply

Search, install, publish & review security-scanned AI capabilities from ai-supply.store.

Identity AIops

Governed Keycloak + authentik identity ops: users, events, clients, MFA, RCA. 29 tools.

io.github.AIWerk/mcp-server-vault

Bitwarden/Vaultwarden for agents: list tagged items, TOTP codes, one-time Sends, save new secrets.

Toolars

Local-first dev utilities: hash, base64, JWT, UUID, cron, URL codec. No network or telemetry.

io.github.ajeermahmood/bouncer-gates

Stops secrets, cross-tenant queries and unsafe migrations before they merge.

AI Firewall MCP

Multi-agent LLM security layer detecting prompt injection and jailbreaks.

WARDEN — MCP Security Firewall

MCP security firewall: stdio wrap proxy or inspection tools; zero runtime dependencies.

io.github.altrsoftware/altr-mcp-server

MCP server for ALTR data security: databases, tags, policies, classification, access, audits

QuickBooks Online MCP Server

QuickBooks Online MCP server for invoices, customers, and payments. OAuth 2.1 + PKCE, stdio/HTTP.

io.github.andrewszk/clawvault-mcp-server

AI agent payment security - spending limits, whitelists, and human approval.

io.github.Anioko/archiet-xray

Deterministic repo architecture maps: auth coverage, blast radius, readiness score, diagrams

Anwani

Anwani MCP: create and manage permanent 9-digit address codes through OAuth (9code.app).

API Locker

Encrypted credential vault: LLM, service & OAuth keys. 21-tool MCP server for your AI agent.

io.github.apolocine/mosta-net

1 MCP server, 13 databases, zero config. Multi-protocol transport with Auth + RBAC.

io.github.arose26/make-audit-mcp

Audit Make.com blueprints before importing: hardcoded secrets, dangling refs, risky settings.

io.github.arthurcarlsonn/aeo-mcp

AEO tools for AI agents: crawler permissions, llms.txt, structured data, AI-readiness audit.

vaultguard

AI agents use your Obsidian secrets by name — values never reach their context.

io.github.bch1212/agentvault

Credential vault for AI agents — Fernet-encrypted keys, per-agent budgets, audit logs.

io.github.Bishop81/domainintel-mcp

Domain intelligence for agents: WHOIS, DNS, SSL/TLS, security headers, reputation, subdomains.

io.github.bolyra/gateway

MCP auth gateway: verify agent identity, enforce per-tool permissions, block replays, emit receipts.

io.github.bolyra/mcp

MCP auth middleware: gate tool calls so only authorized agents can act.

io.github.bolyra/sdk

TypeScript SDK for mutual ZKP authentication between humans and AI agents.

io.github.bolyra/shield

Stdio MCP auth proxy: wrap any MCP server with per-tool permission enforcement.

io.github.brentspore/buildutilities-mcp

Deterministic dev utilities: UUIDs, hashes, encoding, JWT, cron, regex. No network, no API key.

MCP Server Auth Template

OAuth 2.1/OIDC resource-server reference for secure MCP authorization

io.github.bvenkata/mcp-api-connect

Protocol- & auth-agnostic API connector: SOAP/REST behind any auth, config-driven. Lib/API/MCP.

io.github.certindex/certindex-mcp

Certificate Transparency search for AI agents: certs, subdomains, issuance history, expiry.

SendGrid Secure

Security-first SendGrid MCP server: dry-run default, recipient allowlists, rate caps, audit log.

io.github.ciinkwia/lithium-vault-mcp

Primary-source lithium & battery-metals mining data (AISC, reserves, filings) via x402.

io.github.Cipher208/ariel-memory

Two-layer memory MCP server for AI agents with 37 tools, RAG, graphs, wiki, auth

agentegress

See which AI agent and MCP server talks to what on Windows, with a rule-based security verdict

mcp-scan

Passive security scanner: audits MCP servers against the OWASP MCP Top 10, graded A-F.

io.github.datahogo/datahogo

Scan a project for security issues locally with the open-source Data Hogo engine.

io.github.davidmosiah/delx-agent-utilities

Stateless URL, DNS, x402, JWT, encoding, and parsing tools for AI agents.

io.github.deckflow/deckprobe

Inspect PDF, Office, and iWork documents without rendering: counts, metadata, security signals

Delentia Sovereign AI Operating System

Stop rogue AI-agent tool calls before they run: deterministic policy gate + audit digest.

io.github.denial-web/agent-immune

AI agent security: prompt injection detection, semantic memory, output scanning, prompt hardening

TridentChain Security

Local supply-chain CVE scanner via OSV/NVD. Scans deps and IDE extensions. No upload.

MCP Server for OSCAL

AI agent tools for Open Security Controls Assessment Language (OSCAL)

io.github.dir-ai/voyager-browser

Voyager's web-page sense: safe read-only observation of one live URL (structure, security, a11y).

Purify Security Feeds

Query CISA KEV / EPSS vulnerability feeds with full per-record provenance and auditable versions

io.github.Easysend-co/easysend

EasySend file sharing MCP server - upload, download and share files. No authentication required.

io.github.eobi/nemesis-shield

Positive-security for apps, APIs, LLMs and edge, plus fraud scoring and identity/AML screening.

Living Stack Community

Free seven-tool proof loop for scoped authorization, outcome receipts, and evidence-bound claims.

SkillFM Beacon

AI health, token usage, LLM cost optimization, BYOK vault, and cleanup audits for MCP agents.

SkillFM Beacon

AI health, token usage, LLM cost optimization, BYOK vault, and cleanup audits for MCP agents.

SkillFM BYOK Vault

BYOK vault, provider API key guidance, usage visibility, and SkillFM Beacon checks for MCP agents.

io.github.ertugrulakben/dep-oracle

Predictive dependency security engine. Trust scores, zombie detection, blast radius analysis.