MCP Servers 1,153

Openaq Server

io.github.cyanheads/openaq-mcp-server

A✓Verified

Find air-quality stations and read pollutant observations from government monitors via OpenAQ v3.

Shariah-compliant stock and ETF screening across AAOIFI, DJIM, FTSE, MSCI and S&P methodologies.

Publish HTML as a tracked link and see who opened it and which sections they read.

Medical Codes Server

io.github.cyanheads/medical-codes-mcp-server

A✓Verified

Offline US medical code lookup and crosswalk — ICD-10-CM/PCS, HCPCS Level II, RxNorm.

Nonprofit Explorer Server

io.github.cyanheads/nonprofit-explorer-mcp-server

A✓Verified

MCP server for nonprofit financials via ProPublica — IRS Form 990 data for 1.8M+ nonprofits.

Oecd Server

io.github.cyanheads/oecd-mcp-server

A✓Verified

Search and query 1,500+ OECD statistical datasets via SDMX.

Smithsonian Server

io.github.cyanheads/smithsonian-mcp-server

A✓Verified

Search 14.5M Smithsonian Open Access objects, get CC0 images, find cross-collection connections.

Stackexchange Server

io.github.cyanheads/stackexchange-mcp-server

A✓Verified

Search Stack Exchange questions, fetch Q&A threads as markdown, look up tag FAQs and user profiles.

Paleobiology Server

io.github.cyanheads/paleobiology-mcp-server

A✓Verified

Search fossil occurrences, taxon ranges, diversity through deep time, and the geologic time scale.

Socrata Server

io.github.cyanheads/socrata-mcp-server

A✓Verified

Search and query government open-data portals (Socrata SODA API).

Amendor

io.github.deslay1/amendor-mcp

B✓Verified

Pull change requests from your Amendor board into your coding agent to build and open PRs.

Plan W-2 event staffing from 345 catalog entries; a coordinator confirms each order.

Fundz

io.github.Fund-z/fundzwatch

A✓Verified

Funding rounds, exec moves, UCC liens and Form 5500 plans.

Agent Passport System — Cryptographic Identity for AI Agents

io.github.aeoess/agent-passport-mcp

A✓Verified

Cryptographic identity, delegation, governance, and commerce for AI agents.

MeteoSwiss MCP Server

io.github.eins78/meteoswiss-mcp

A✓Verified

Swiss weather data for AI assistants — forecasts, measurements, stations, pollen.

Helldivers2

io.github.xerno42/helldivers2-mcp

A✓Verified

MCP server exposing live Helldivers 2 galactic war data.

Time

io.github.mcpcentral-io/mcp-time

D✓Verified

Time MCP server via HTTP

mcp

io.github.lemmaoracle/mcp

B✓Verified

Verifiable provenance for AI agents — ZK proofs over confidential documents, no plaintext exposure.

Search, analyze and manage events on OpenAgenda.

Openfec Server

io.github.cyanheads/openfec-mcp-server

A✓Verified

Access FEC campaign finance data.

Zero Core Tools

io.github.meltingpixelsai/zero-core-tools

B✓Verified

Web scraping, code review, content gen, sentiment.

Glassypic

io.github.onepunchtechnology/glassypic

B✓Verified

AI image processing: upscale, resize, crop, compress, convert file format, and generate SEO metadata

Track keyword rankings, research SEO opportunities, and manage bisibility projects with AI agents.

AgentPay

io.github.Rumblingb/agentpay

B✓Verified

Agent payments, API key vaulting, and governed mandates.