MCP Server Directory

Persistent memory for AI thinking partnerships: hybrid search and a temporal knowledge graph.

Read Messages history on macOS and send or reply through Messages.app.

List, create, update, and delete events in Apple Calendar on macOS.

MCP server for the Unsplash API: search & fetch photos with attribution + download tracking.

Inspect and drive Avalonia, WPF, WinUI, and .NET MAUI apps through MCP.

tw-market-data com.twmarketdata/tw-market-data

Taiwan stock market data (TWMD): official-source, point-in-time-safe datasets via read-only tools.

Read Search Console, Bing Webmaster, GA4 and PageSpeed data through one self-hosted MCP server.

Dual Registry dev.dualregistry/registry

Free dual MCP+agent registry. Probe Live, free demo, Kernel/Loop. Self-list + dual strategy.

NVIDIA CUDA Docs com.nvidia.ngc.nsight.copilot.api/cuda-docs

Search NVIDIA CUDA documentation and code samples from AI coding agents.

Alien Plugg x402 API io.github.michaelhutchings626-hub/alien-plugg-x402

32 paid x402 endpoints for crypto, Zora & on-chain analysis. 10 MCP tools. USDC on Base.

MyHairMail Agent Tools com.myhairmailtools/agent-tools

Realtime wig stock, restock ETAs, and cross-brand color matching for AI agents.

profile dev.marksiazon/profile

Read-only MCP server for Mark Siazon's professional profile: projects, FAQ, proof, availability.

MCP server for the Dropscan postal mail scanning API: read scanned letters, act on mailings.

Postal Codes com.invokera/postal-codes

Postal code lookup with place names and coordinates for 60+ countries. Via Zippopotam.us.

TravelMind MCP online.trvaelmind/travelmind-mcp

TravelMind: 8 MCP tools for travel (12306 trains, flights, hotels, geocode, planning, policy).

constitution-lint dev.agentopskit.www/constitution-lint

Static linter for CLAUDE.md-style agent constitution files: 10 operational-guardrail checks.

stdio MCP for iCloud Calendar (CalDAV), with optional Contacts and Mail.

MeshMarket io.github.RightOnPar-LLC/mesh-connector

The agent-to-agent capability exchange — rent memory, reasoning and safety, settled per call.

Sleekplan com.sleekplan/sleekplan

Manage customer feedback, roadmap, changelog, and surveys in your Sleekplan workspace.

MCP Server for analyzing technical debt across multiple programming languages

GrapeCity SpreadJS cn.com.grapecity/spreadjs

GrapeCity Software MCP for SpreadJS docs, examples, and product assistance.

EVM wallet reports and Robinhood Stock Token intelligence paid with USDC over x402.

Read-only local-first MCP server for private Markdown, PDF, and Tika-backed search on Windows.

coret.id io.github.Rama-Digital/coret

Create, read, update, illustrate, export, and share live mind maps in coret.id.