MCP Server Directory

AI agent security: 7 MCP tools for injection detection, PII scanning, command safety, DLP.

shadowgate-mcp io.github.josephibra/shadowgate-mcp

Security firewall for AI agents — scans MCP calls for injection, secrets, and risks.

MCP server for academic papers, citations, authors, ECOS dossiers, and Federal Register text.

Semantic search and AI context for your Obsidian vault. Surface patterns with catalysts.

Zhiji Signal — Market Phase Detection com.run402.zhiji-signal/mcp

A-share HS300 phase signals via Landau-Ginzburg framework. No auth required.

BridgeGuard MCP Server - Cross-chain bridge security audit tools for AI coding agents. Scan bri...

VaultGuard MCP Server - Yearn V3 / DeFi vault security and analysis tools for AI coding agents....

Send Your Agent Website Readiness com.sendyouragent/readiness

Scan website AI readiness, understand the result and route customers to the right SYA package.

Secret and credential management MCP — securely store, retrieve, manage API keys and tokens

Security proxy that automatically wraps MCP servers with real-time monitoring and policy enforcement

Scan APIs for OWASP Top 10, LLM, and GraphQL security vulnerabilities.

auth-token-service io.github.mikerawsonnz/auth-token-service

Hash passwords with bcrypt and issue/verify JWT session tokens over A2A + MCP.

Bright Security io.github.NeuraLegion/mcp

AI-powered application security testing — scan APIs, discover endpoints, and find vulnerabilities.

digest-mcp io.github.nexus-api-lab/digest-mcp

Exact hashing, base64/hex/URL encoding, JWT decoding and UUIDs for AI agents. No auth required.

Encrypt/decrypt Ethereum keystore JSON V3 with scrypt/PBKDF2 for secure cold storage

Analyze repos of any size - security scanning code analysis monorepo support

TLS Radar com.tlsradar/tlsradar

SSL/TLS scanning, free Let's Encrypt issuance, and certificate-expiry monitoring.

PageLens AI io.github.PageLens-AI/pagelensai-mcp-server

AI website audit: security, SEO, performance, UX and accessibility checks with actionable fixes.

Post-quantum secrets manager for AI agents. ML-KEM-768 + X25519 + AES-256-GCM.

Search 200M+ papers, authors, citations, and recommendations via Semantic Scholar

Bis io.github.pipeworx-io/bis

BIS MCP — Bank for International Settlements statistics (no auth)

Myagi - Open Agent Registry bot.myagi/openagent-registry

Score any website's AI-agent readiness. Open Agent Registry scanner + platform tools.

Dicebear io.github.pipeworx-io/dicebear

DiceBear MCP — wraps DiceBear Avatar API v7 (free, no auth)

YouTube transcripts, metadata, timestamps, and AI summaries for AI agents. Auth: x-api-key.