MCP Server Directory

China Air Quality io.github.pipeworx-io/china-air-quality

China Air Quality MCP — nationwide hourly AQI from CNEMC (中国环境监测总站).

UK Companies House Monitor: Filings, Directors & PSC Alerts io.github.Nero-Engine/uk-companies-house-monitor

UK company records from Companies House, with alerts on new filings, officer and status changes.

Poland KRS Company Registry Lookup & Monitor (KYB) io.github.Nero-Engine/poland-krs-monitor

Polish company records from the official KRS register API, with alerts on new registry entries.

Wavefront OBJ vertex count, file discarded io.github.sadri-dridi/obj-ok

Wavefront OBJ vertex count, file discarded

MCP server for LenelS2 S2 NetBox access control via the NBAPI. Read-only by default.

Axiom Relay io.github.Itr3k/axiom-relay-discovery

Free agent-service discovery, OpenAPI document checks, and receipt verification. No API key needed.

HTTP 410 gone io.github.sadri-dridi/http-410

Meaning of HTTP 410.

n modulo m, numbers discarded io.github.sadri-dridi/mod-ok

n modulo m, numbers discarded

AVI RIFF check, file discarded io.github.sadri-dridi/avi-riff

AVI RIFF check, file discarded

Sec Nport io.github.pipeworx-io/sec-nport

SEC Form N-PORT — fund and ETF holdings, asked security-first.

Titan Frameworks (LangChain, LlamaIndex, Ollama, XRPL) io.github.bebopp187-stack/titan-frameworks

Review and rewrite LangChain, LlamaIndex, Ollama, and XRPL code against current APIs.

Base58 charset, input discarded io.github.sadri-dridi/b58-ok

Base58 charset, input discarded

ProphetKey MCP bridge - encrypted local-first API key vault for AI agents, keys never exposed

JSON type-tag count, values discarded io.github.sadri-dridi/json-type-ok

JSON type-tag count, values discarded

Nanometers to meters, number discarded io.github.sadri-dridi/nm-m

Nanometers to meters, number discarded

HTML meta tag count, markup discarded io.github.sadri-dridi/meta-count

HTML meta tag count, markup discarded

HTTP 307 temporary-redirect io.github.sadri-dridi/http-307

Meaning of HTTP 307.

Geocodio io.github.pipeworx-io/geocodio

Geocodio MCP — wraps the Geocodio geocoding API (geocod.io)

Sfda Drugs io.github.pipeworx-io/sfda-drugs

SFDA Drugs — Saudi Food and Drug Authority drug data

BLAKE3 hex length, input discarded io.github.sadri-dridi/blake3-ok

BLAKE3 hex length, input discarded

Gregorian century band io.github.sadri-dridi/century-n

Gregorian century band

Whether a is inside [min,max], numbers discarded io.github.sadri-dridi/minmax-ok

Whether a is inside [min,max], numbers discarded

Verify a proposed action against a signed Agent Mandate without executing or mutating accounts.

Sec Contracts io.github.pipeworx-io/sec-contracts

SEC Contracts MCP — material-contract exhibits (EX-10 / EX-4 / EX-2) found by