MCP Catalog
Browse 1,313 Model Context Protocol servers · npm · JavaScriptClear
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Minimal MCP server that returns a random programming joke.
Solar estimates, provider comparison, energy prices and blog for Italy
Metadata-first fiction editing and reasoning tools for long-form writing projects.
Dedicated Hermai MCP server for schema lookup, request intake, and workflow classification.
Static worst-case token-budget analysis for LLM-agent workflows + signed budget certificates.
Validate EU e-invoices (Peppol, XRechnung, Factur-X, UBL, CII) and explain error codes.
Grounding/hallucination guard: verify a claim against evidence (Supported/Refuted/NEE).
Register/verify your domains, queue security scans, and read findings (CVE, severity).
Live Ethereum and L2 gas fees for AI agents: current gas, cheapest L2, ETH price, cost estimates.
MCP server for time in cities around the world, time zones, DST, conversion, and meetings.
MCP for ROS 2 monitoring, debugging, and managing nodes, topics, services, and TF2 frames.
AI research for agents. Company intel, competitor analysis, web scraping, topic dives. Pay via MPP.
MCP server for the Waitlister API — manage waitlist subscribers through AI assistants.
Keyword, vector, hybrid, and SQL retrieval over data on object storage, for AI agents.
Goal-driven Playwright browser sessions for LLMs, with full action traces and aria-snapshots.
Turn an IDF domain into an MCP server with invariants and role scopes in every tool description.
Create and modify Font Proof documents programmatically (PDF font proofs, live from Glyphs.app).
Fast - accurate weather conditions and forecasts by city or coordinates.
AI marketing copilot: brand intelligence, campaigns, content, CRM, SEO, and skills for Claude.
Persistent memory for AI agents. Search, store, and recall across sessions.
Gate AI agent actions behind a consent policy with human approval via Telegram. Fail-closed.
Clean web reader for AI agents. Pays $0.002/call in USDC on Base via x402. No API keys.
A decision surface for typography: curate font directions on your real site, ship next/font code.
MCP server for TalkToPlanB: list rooms, read & send messages (WhatsApp alternative).