MCP Server Directory

sentrysurface io.github.sentrysurface/sentrysurface

Cybersecurity MCP server for URL scanning, threat intelligence, and domain reputation.

Read-only semantic search MCP server for Obsidian vaults using local Ollama embeddings.

HTML Email Playbook io.github.OsamaHassouna/email-playbook-mcp

Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.

Tabular data for AI agents — load CSV/JSON/XLSX, query, group-by, stats (no database).

Domain & Company Intel MCP io.github.selflabbs/domain-intel-mcp

Domain intel for AI agents: RDAP registration, DNS, email deliverability, tech stack.

Zero-auth research MCP: web, academic, finance, news, weather, macro, social, SEC. No keys.

Nigerian & Commonwealth legal reasoning, RAG search, contract analysis, and citation verification.

eBay Browse API MCP server — buy-side listing search and price intelligence.

A label property graph on SQLite/Postgres with multi-ontology routing and a gated MCP server.

MCP server giving AI agents access to 40+ APIs: geo, crypto, screenshots, DNS, and more

Multi-account Gmail MCP server — read, search, draft, and label across every inbox.

PackageGuard io.github.DanKaten/packageguard

x402-gated safety checker for npm/PyPI packages before you npm install / pip install.

Search anime/manga, franchise watch order, schedule, characters, rankings, studio filmography.

Swiss federal geodata: geocoding, height, STAC, WMTS, OEREB and more

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

Search arXiv, fetch paper metadata, and read full-text content.

Web-app QA for AI agents: 73 Playwright tools — auth, E2E, a11y/SEO/GEO, Web Vitals + Lighthouse

Search and retrieve bioRxiv and medRxiv preprints — by DOI, date interval, or keyword — via MCP.

Agent-safe Excel workbook analysis, editing, recalc, and verification tools.

Selectic io.github.selectic-ai/mcp

AI agent that calls, texts & emails businesses for you, then returns transcripts and replies.

Scrape social data from TikTok, Instagram, YouTube, X, LinkedIn, Reddit, and ad libraries.

Keep credentials out of AI coding agents with local approvals, scoped injection, and audit trails.

Persistent memory for AI coding agents. Hybrid search, auto-session capture, context routing.

Crypto News Feed API io.github.Br0ski777/crypto-news

Real-time crypto news with sentiment scores, token mentions. CoinGecko + CryptoPanic. x402.

Find NYC public restrooms and their latest Parks inspection status, from NYC Open Data