MCP Server Directory

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.

Cpsc io.github.pipeworx-io/cpsc

CPSC MCP — US consumer-product safety recalls (CPSC, free, no auth).

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.

Flood io.github.pipeworx-io/flood

Flood MCP — wraps Open-Meteo Flood API (free, no auth)

Fabler x402 Tools com.fablerlabs/x402-tools

Free catalog and 2,048-character secret-scan preview for Fabler's x402 agent tools on Base.