20,690 published MCP servers in this category · page 213 of 345 · all categories
Open Library search, works, authors, editions, and ISBN.
Open Library tools for books, openlibrary, library by UnClick.
German soccer league match data from OpenLigaDB. No key required.
Open Location Code shape, value discarded
[!IMPORTANT] OpenMandate is in private development. We are not currently accepting new mandates or new integrations. The documentation below is retained as a historical compatibility reference…
Remote MCP server for OpenMapp, a Brazilian Jiu-Jitsu gym map for the contiguous United States.
Find US BJJ gyms with weekly schedules, open mats, and visitor drop-in prices.
Persistent, interactive MCP Apps — the AI builds an app once, you both reuse it
Search and discover MCP servers from the MCP Registry.
Public fellowship and grant search with sourced details and live filter vocabularies.
Deterministic HVAC duct sizing at a fixed or Manual D friction rate; grades existing ducts.
OpenMetadata MCP — metadata, lineage, search, data quality, OM 1.12+ Data Contracts
First, get your API Token at https://6551.io/mcp.
42 fiscal years of entity-resolved NIH grant data via 14 read-only, provenance-carrying MCP tools.
Discover verified AI inference nodes, get the best node+model per task, pre-price chains.
MCP server that wraps the Open Notebook API
Open Notify MCP — ISS position + people in space
People currently in space from Open Notify. No key required.
Each number from a shape diff tells you that this change is safe. But the change gave a new type to each individual that the property already had. The tool closes this gap. A text diff cannot show…
OpenParliament.ca MCP — civic-tech mirror of the Parliament of Canada
Live US listings for agents: jobs, local businesses, homes, products. Apply, call or buy from each.
Send and read OpenPhone messages, calls, contacts and phone numbers.
Open, sourced, confidence-scored intelligence on AI startups - a free PitchBook alternative.
Plan, track, and learn from software projects — three MCP tools for the AI agent lifecycle.
OpenPlaques: public commemorative plaque records worldwide.
Manage social publishing workflows through OpenPost
Agent-native hosting: deploy any folder to a live URL in one command. No approve tool.
33 tools, 30 US federal data domains. Ed25519 signed, provenance chains, entity graph. Free.
91 tools for the OpenProject API v3, with read-only, admin-gate, profile and per-group switches.
A Model Context Protocol (MCP) server that provides seamless integration with OpenProject API v3. This server enables LLM applications to interact with OpenProject for project management, work package tracking, and…
Search machine-readable quantitative strategy failure evidence before repeating failed research.
Read raw lab-instrument files offline: metadata, previews, integrity checks, open-format export.
Add the tools to your AI assistant:
Optional diagnostics MCP server for OpenReflex's ambient project muscle memory.
A Model Context Protocol (MCP) server for analyzing OpenReplay session recordings and user behavior patterns. This server enables AI assistants to analyze user sessions, detect problems, and provide…
OpenReview MCP — ML conference submissions and reviews (API v2)
OpenRouter Models MCP.
MCP server for OpenRouter management API: credits, key CRUD, activity drill-down, dashboard.
Openrouteservice MCP.
Query OpenRouteService: geocode, reverse geocode, driving directions.
OpenSanctions MCP — global sanctions and PEP data.
Sanctions screening and PEP checks via OpenSanctions API for AI agents
Create and publish one-pagers and boards for your organization. Upload images from the web, update…
Capture website screenshots (viewport or full page) with your installed Chrome. Runs locally.
OpenSea MCP — NFT marketplace data (v2 API)
MCP server for OpenSecrets: money in U.S. politics. Needs a free API key.
OpenSky MCP — live aircraft, served from keyless community ADS-B feeds.
OpenSky live aircraft positions.
Unofficial, self-hosted MCP server for the documented OpenSolar API.
MCP server for managing OpenSprinkler controller via Claude Desktop or any MCP-compatible client.
This project is designed to work with the Claude Desktop application, allowing you to interact with OpenStack resources directly from the AI assistant.
Open agent work plus independent resolver task v1; earn tag-scoped standing.
Find and prepare Parks Canada reservations while keeping the citizen in control.
OpenStates MCP — bills, legislators, votes in all 50 US states
Register AI characters and works, bind works to characters, verify fingerprints, read the market.
Your AI posts what you want or have. You are introduced anonymously to whoever has the other half.
Construction takeoff for AI agents: load plans, set scale, measure, count, export with provenance.
Open Targets MCP server for targets, diseases, drugs, variants, and evidence
Keyless MCP server for Open Targets: gene/disease/drug search, target details, disease associations.
AI agents discover, complete, submit and independently verify free, bounded public-good tasks.