Servers with an HTTPS address: nothing to install locally, just paste the URL into your client's settings. Each one is health-checked on a schedule.
nuzur's MCP server lets AI agents propose database schema and data changes as reviewable change requests — no direct write access.
- AddEntity: Add a new entity (table) to a draft project version, optionally with initial fields and indexes. Reference it by identifier; the server mints all UUIDs. Returns { version, entity } — the cr
- AddEnum: Add a new enum to a draft project version. Provide the identifier and staticValues (convention: first value is 'invalid' with no numericValue, then real values 1,2,3...). The server mints the
- AddField: Add a field to an entity in a draft project version. Provide the entity identifier and a compact field spec (identifier, type code, optional required/key/unique/description/typeConfig); the
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NVD MCP — wraps the NIST National Vulnerability Database API (free, no auth)
Development · No sign-in · Free
NVIDIA AI knowledge graphs — 20 domains.
Development · No sign-in · Free
Search NVIDIA CUDA documentation and code samples from AI coding agents.
Docs & Notes · No sign-in · Free
NVIDIA NemoClaw knowledge graph — 55 nodes, F1 0.576 (+269% vs RAG), 11x fewer tokens.
Development · No sign-in · Free
Secure Nvoip MCP server for reports, call analytics, service quality, and business insights.
Analytics & Data · API key required · Free
NWS MCP — US National Weather Service (no auth)
Development · No sign-in · Free
Get US weather forecasts, active alerts, and current observations.
Development · No sign-in · Free
ny-authority-debt — New York public authority debt issuance.
Development · No sign-in · Free
New York State Procurement MCP — State contract awards & procurement (keyless).
Development · No sign-in · Free
NYC Animals MCP — dog licensing and dog-bite records for New York City
Development · No sign-in · Free
NYC open data via Socrata SoQL — 311, transport, housing, permits, crime, health.
Development · No sign-in · Free
MCP server giving Claude AI access to 22+ NYC public-record databases for real estate due diligence
Development · No sign-in · Free
All 636 NYC Restaurant Week Summer 2026 restaurants — filter by cuisine, borough, price, and date.
Development · No sign-in · Free
CRM, relationship intelligence, and multi-agent orchestration for AI agents.
CRM & Sales · API key required · Free
NYT MCP — wraps The New York Times Developer APIs (developer.nytimes.com)
Development · No sign-in · Free
Search, read, and ask the Nyuchi docs (docs.nyuchi.com); send feedback or raise issues.
Docs & Notes · No sign-in · Free
NZX (New Zealand stock exchange) data: governance scores, financials, insider trades, boards
Development · No sign-in · Free
Looks up the national lawyer registry at the Brazilian Bar (OAB) by name and registration number.
Development · No sign-in · Free
Score AI trading agents against 2,048 coin-flipping monkeys.
Development · No sign-in · Free
Runtime permission, approval, and audit layer for AI agent tool execution.
Development · No sign-in · Free
Canadian citizenship test practice: verified questions, mock tests, IRCC stats, eligibility tools.
- Get Practice Question: Get one random Canadian citizenship test practice question from OathReady's verified bank (based on the official Discover Canada guide). Returns the question, shuffled options,
- Get Mock Test: Get a full mock Canadian citizenship test: a set of questions in the real exam format (the real test is 20 questions, pass mark 15). Returns questions with answer keys and explanations.
- Check Answer: Look up a bank question and optionally grade an answer to it. Accepts a question id (exact) OR remembered question text (fuzzy matched against all questions and their alternate phrasings
Development · No sign-in · Free
Verify AI outputs against real sources.
Docs & Notes · No sign-in · Free
Canadian citizenship test practice: verified questions, mock tests, IRCC stats, eligibility tools.
Development · No sign-in · Free
obfuscated integer id band, value discarded
Development · No sign-in · Free
OBIS (Ocean Biodiversity Information System) MCP.
Development · No sign-in · Free
Checks for indication of death of a person from the CPF, in official databases.
Development · No sign-in · Free
ObjectId 4-byte time prefix, value discarded
Development · No sign-in · Free
Stop re-explaining yourself to AI.
Development · No sign-in · Free
Verified, tier-0 regulatory data for AI across 850+ official sources and 50+ jurisdictions.
Docs & Notes · No sign-in · Free