MCP Server Directory

Community-built, comprehensive MCP server for the SecurityScorecard API (unofficial).

MCP tools for drdeploy: scan deployed sites, list, get findings, check status.

Security-first MCP server for PostgreSQL, SQLite, MySQL, DuckDB with SQL injection prevention.

Automated web QA via Chrome DevTools MCP — a11y, security, visual, env diff, CI; Aegis redaction.

pAIchart MCP Hub app.paichart/mcp-hub

MCP Hub: AI service discovery, per-user OAuth, and multi-service workflow orchestration

scribe com.scribe-mail/scribe

Manage Scribe email signatures: templates, teammates, smart fields and campaigns, via OAuth.

Read, send, search & manage Instagram DMs through AI assistants. 15 tools, cookie auth.

mcp-shield com.craftedtrust/mcp-shield

Trust verification for MCP servers. Check scores, scan for security issues, search 4,200+ servers.

whale-insights com.cryptowhaleinsights/whale-insights

Free read-only crypto whale-tracking & market-data MCP tools across 14 chains. No auth.

mcp-server com.httpstatus/mcp-server

AI-callable tools for API mocking, testing, monitoring, security, and automation.

Praat met je Boekhouding (Chat with your Books) nl.praatmetjeboekhouding/exact-online

Connect Exact Online accounting to Claude, ChatGPT and Copilot. 114 tools, OAuth 2.1, EU-hosted.

Browser automation using the user's Chromium session — JS execution, auth, and anti-bot support.

seoul-apt-signal com.airblockfz/seoul-apt-signal

Seoul apartment signals: 25 districts from official transactions, scans. Pay-per-call x402.

openlibrary-mcp-server io.github.cyanheads/openlibrary-mcp-server

Search books and authors, fetch editions, browse subjects, and resolve cover images.

MCP server for Gmail with OAuth2 (personal) and service account (Workspace) support.

AI writes. SPARDA proves. Deterministic, offline security gate for AI edits.

Local-first MCP proxy with BM25 tool discovery, security scanning, quarantine & ~99% token savings

MCP server security scanner: detects prompt injection, credential leaks, SSRF, tool poisoning.

alpacacloud-mcp io.github.Melgencer/alpacacloud-mcp

Connect AI agents to Alpaca Cloud: Postgres, Auth, Storage, Sandboxes, and Workflows.

MCP server for the Semantic Scholar API: search 200M+ papers, citations, authors, recommendations.

MCP server for the Withings Health API with OAuth, local SQLite cache, and trend analysis.

MCP server for KnowBe4 security awareness training — users, groups, training, phishing campaigns.

HSM-backed vault secrets for AI agents (JIT fetch) plus prompt-injection and threat scanning.

Dependency graph + 24 MCP tools. Impact analysis, simulation, security, agent coordination