MCP Server Directory

45,118 Model Context Protocol servers for Claude Code, Claude Desktop, Cursor and every MCP client. Filter by what they do, whether they run locally or remotely, and whether they're free.

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20,069 servers

Network Tools

1

rog0x/mcp-network-tools

DNS, IP info, SSL, WHOIS, ping for AI agents

LocalFreeAI Agents & Coding Agents

Neuro

1

AImplifier/neuro-mcp

MCP for NeuroAgents assisting clinicians: MNE processing, EHR store, NeuroII visualization.

LocalFreeData Science & Visualization

Neurohive

1128

AdelElo13/neurohive

Multi-agent memory intelligence with expertise tracking and conflict detection

LocalFreeKnowledge, Memory & RAG

NeuronScope

1

RudrenduPaul/NeuronScope

Traces which neurons and attention heads drive a language model's output via MCP tools.

LocalFreeAI Agents & Coding Agents

NewsBlog Composer

1

Mohammed-Jameal-J/newsblog-composer-mcp

Verifies news stories, mines SEO keywords, builds schema and reviews your draft. You write it.

LocalFreeMarketing

NexaLayer

1

NexaLayer/nexalayer-agent

Managed proxy sessions, health, rotation, usage, and spend controls for AI agents.

LocalAccount neededAI Agents & Coding Agents

NexTool MCP for GLPI

1

NexTools-Solutions/nextool-mcp-glpi

MCP server for GLPI: tickets, ITIL, assets, knowledge base. GLPI 10/11. Not affiliated with Teclib'.

Local + RemoteFreeKnowledge, Memory & RAG

Nextscan

1

berkayderin/nextscan

MCP server that scans Next.js projects and returns a compact summary

LocalFreeProductivity & Project Management

Nexus

1

madhvendrasinghsolanki/Nexus-MCP

Search Notion and Supabase through one safety-focused MCP server.

LocalFreeDatabases

Nexus Relay

1

pironjulien/NexusRelay

Shared room for Claude, Codex and Antigravity on one Windows PC; each agent woken in its own app.

LocalFreeAI Agents & Coding Agents

NexusAGYmail

1

pironjulien/NexusAGYmail

Gmail for Google Antigravity via the official API; sends only after the user's yes.

LocalFreeCommunication

NexusToken

1

bobuilds/nexustoken-sdk

Create/check agent tasks, discover capabilities, and run V2 Jobs on NexusToken.

LocalAccount neededProductivity & Project Management

NicheDB

1

profullstack/niche-db

Sources in, feeds out: an open, ever-growing database of real-time public data, enriched.

Local + RemoteFreeDatabases

Nigeria Admin Divisions MCP by Wycord

1

wycord/nigeria-mcp

Nigeria's 36 states + FCT and 774 LGAs. Fully offline, no key. A Wycord product.

LocalFreeOther Tools & Integrations

Nist Nvd

1

cyanheads/nist-nvd-mcp-server

Search and audit NIST NVD CVEs by keyword, severity, CWE, CISA KEV status, and CPE.

Local + RemoteFreeSearch & Web Scraping

nl Eli

1

matematicsolutions/nl-eli-mcp

MCP server for Dutch consolidated legislation (BWB via KOOP SRU) with verifiable citations.

LocalFreeOther Tools & Integrations

nl Openapi

1

rubatoyd/nl-openapi-mcp

National Library of Korea holdings search - books, online materials, KDC classification

LocalAccount neededSearch & Web Scraping

NOC

1

nice-one-code/NOC.McpServer

MCP server exposing NiceOneCode's JSON-to-C# converter as an AI-callable tool.

LocalAccount neededOther Tools & Integrations

Node Runtime

1

mcp-protocol/node-runtime

This package is intended for demonstration only. Maintained by JFrog Security.

LocalFreeSecurity & Identity

NodeLane Act

1

Wy2926/nodelane-act

Use Reddit, Zhihu, X and WhatsApp through your signed-in browser with compact, on-demand MCP tools.

LocalFreeBrowser Automation

Noether Physics

1

Ranshiv/noether-physics

Physics assistant: checked equations, live simulations, claims verified against arXiv papers

LocalFreeOther Tools & Integrations

Nofax

11.4k

AKzar1el/nofax

Human-in-the-loop approvals and notifications for AI coding agents through a local stdio MCP server.

LocalFreeAI Agents & Coding Agents

NomaCMS

1

NomaCMS/nomacms-mcp-server

MCP server for NomaCMS. Manage collections, fields, content, assets, and webhooks via AI agents.

LocalAccount neededAI Agents & Coding Agents

Norwegian Data

1

7nashinick/norwegian-data-mcp

Norwegian public data: companies, statistics, exchange rates, addresses, property. Zero API keys.

LocalFreeData Science & Visualization

NovaSolver Studio

1

novasolver/novasolver-studio

Free desktop CAE: import CAD/STL, solve FEM structural/thermal and CFD, verify the answer.

LocalFreeOther Tools & Integrations

Noyalib

1

sebastienrousseau/noyalib-mcp

MCP server for lossless YAML 1.2 parsing, formatting, and validation (pure Rust).

LocalFreeOther Tools & Integrations

Npi Providers

1

cyanheads/npi-providers-mcp-server

Search NPPES providers and resolve NUCC specialty codes via MCP over STDIO or Streamable HTTP.

Local + RemoteFreeSearch & Web Scraping

nr

1

Texan-NXTassist/nr-mcp

MCP server for Node-RED — safe deploy, optimistic locking, smart search, 13 tools

LocalFreeSearch & Web Scraping

NullClear Arbiter

1

Nullclear-Protocol/nullclear

Autonomous x402 payment schema-escrow arbiter, spend firewall, failover & ERC-8004 Sybil oracle

Local + RemotePaid serviceFinance, Fintech & Payments

Nummeropslag

1

andrey-tut/nummeropslag-api

Privacy-first Danish caller ID, CVR company lookup, operator data, and community spam signals.

LocalAccount neededOther Tools & Integrations

Nyc Animals

1

pipeworx-io/mcp-nyc-animals

NYC Animals MCP — dog licensing and dog-bite records for New York City (data.cityofnewyork.us…

Local + RemoteFreeOther Tools & Integrations

Nypl

1

pipeworx-io/mcp-nypl

NYPL Digital Collections MCP.

Local + RemoteFreeOther Tools & Integrations

Nyt

1

pipeworx-io/mcp-nyt

NYT MCP — wraps The New York Times Developer APIs (developer.nytimes.com)

Local + RemoteFreeDeveloper Tools

Obsidian

1

seynurmammad0v/obsidian-mcp

Turns Obsidian vaults into AI-queryable knowledge graphs with 12 tools

LocalFreeKnowledge, Memory & RAG

Obsidian Semantic Search

1

DalecB/obsidian-semantic-mcp

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

LocalFreeSearch & Web Scraping

Ocultar

1

Edu963/ocultar

Zero-egress PII redaction for Claude. Runs locally — no data leaves your infrastructure.

LocalFreeAI Agents & Coding Agents

Odds Api

1

pipeworx-io/mcp-odds-api

The Odds API MCP — sportsbook odds across 70+ books, 30+ leagues

Local + RemoteFreeDeveloper Tools

Oddsrail

1

hmesutozsoy/oddsrail

Cross-venue prediction markets for AI agents: Polymarket + Kalshi, costed and attributed

Local + RemoteFreeAI Agents & Coding Agents

Odoo Assistant

1

singleflo/odoo-assistant-mcp

Odoo virtual employee via MCP: query, create, modify records, workflows, PDFs, and activities.

Local + RemoteAccount neededOther Tools & Integrations

Oeis

1

cyanheads/oeis-mcp-server

Identify integer sequences by terms, search the OEIS, read formulas, programs, b-files, cross-refs.

Local + RemoteFreeSearch & Web Scraping

Oeis

1

daedalus/mcp-oeis

MCP server for the OEIS (Online Encyclopedia of Integer Sequences) API

LocalFreeDeveloper Tools

Office

1

gauravvvvvvvvvv/office-mcp

Local Windows MCP server for creating and reviewing Excel, Word, and PowerPoint files.

LocalFreeOther Tools & Integrations

One Person Company OS

1

living-hi/one-person-company-os

Build and update a visual operating cockpit for AI-native solo founders.

LocalFreeOther Tools & Integrations

Onexur Manager

1

onexurOSS/mcp-manager.io

MCP server for Manager.io bookkeeping: read-first with opt-in scoped task and write tools

LocalAccount neededProductivity & Project Management

Onto

1

ravixalgorithm/onto-mcp

Clean Markdown and AI-readability scoring for any URL. Built for AI agents.

Local + RemoteAccount neededAI Agents & Coding Agents

Opa Authz

1

kanywst/mcp-opa-authz

Authorization answers from real policy code: evaluate Rego locally, or ask an AuthZEN 1.0 PDP.

LocalFreeSecurity & Identity

Open Agent Commons

1

wd666430-rgb/open-agent-commons

Public broadcast and durable shared memory for AI systems and agents using signed Events.

LocalFreeKnowledge, Memory & RAG

Open Data Actors

1

Mamoo85/open-data-actors-mcp

24 public-data Apify actors (sanctions, SEC Form D, WARN, FMCSA, SEO, jobs) as MCP tools.

LocalAccount neededMarketing