MCP Server Directory

SMABoundless/unpaywall-mcp-server

Open-access availability for 120M+ scholarly articles via the Unpaywall API

mrfentmen/unpkg-mcp

Package file metadata from the unpkg CDN. No key required.

stokaro/unswell

Offline self-checking to reduce AI-style wording in source code and documentation.

pipeworx-io/mcp-us-code

US Code — the text of federal statutes, by citation.

pipeworx-io/mcp-usaspending

USAspending MCP — Federal spending data from USAspending.gov API

pipeworx-io/mcp-usgs-earthquakes

USGS Earthquake Catalog MCP (FDSNWS event API).

pipeworx-io/mcp-uspto-ptab

USPTO PTAB MCP — wraps the USPTO Open Data Portal (ODP) PTAB APIs

pipeworx-io/mcp-valorant

VALORANT reference data MCP (valorant-api.com).

Chill-AI-Space/vault-mcp

MCP server for credential isolation — bots use passwords and API keys without seeing them

Creed-Space/vcp-sdk-python

Value Context Protocol tools: VCP/I tokens, CSM1 codes, VCP-Lite, and context encoding.

getverdict-ai/releases

Compliance verdicts for AI-generated code. SOC 2, HIPAA, HITRUST for healthcare IT.

veriko-mx-labs/veriko-mcp

Valida y consulta transferencias SPEI mediante la API oficial de Veriko.

pipeworx-io/mcp-veriphone

Veriphone MCP — wraps the Veriphone phone-validation API (veriphone.io)

pipeworx-io/mcp-vermont-code

Vermont Statutes Annotated — state statutes by citation.

pipeworx-io/mcp-vesselfinder

VesselFinder MCP — wraps the VesselFinder AIS API (vesselfinder.com)

vibecheckai/vibecheck

AI Code Firewall — MCP Server for hallucination prevention in AI development

pipeworx-io/mcp-virgin-islands-code

Virgin Islands Code (V.I.C.) — US Virgin Islands statutes, 2026 edition: full section text by…

pipeworx-io/mcp-virginia-code

Code of Virginia — state statutes by citation.

pipeworx-io/mcp-walkscore

Walk Score MCP — wraps the Walk Score API (walkscore.com)

pipeworx-io/mcp-warframe

Warframe MCP (WarframeStat API).

pipeworx-io/mcp-washington-code

Washington state law: the Revised Code of Washington (RCW, statutes), the Washington…

sergii-ziborov/weavatrix

Native Weavatrix MCP: 43 read-only repository tools across 24 code and configuration surfaces.

sergii-ziborov/weavatrix-js

Always-fresh local repo graph: LSP-backed impact, Health, dead code, endpoints, architecture.

WaterTian/wechat-devtools

MCP Server for WeChat DevTools CLI - Automate Mini Program development & testing.

pipeworx-io/mcp-west-virginia-code

West Virginia Code — state statutes by citation.

pipeworx-io/mcp-west-virginia-rules

West Virginia Code of State Rules (CSR) -- the state's administrative rules.

pipeworx-io/mcp-who-euro

WHO Regional Office for Europe — Data Warehouse API v5.

pipeworx-io/mcp-whoisxml

WhoisXML MCP — wraps WhoisXML API (whoisxmlapi.com)

pipeworx-io/mcp-wikidata

Wikidata MCP — wraps Wikidata API (wikidata.org/w/api.php)

pipeworx-io/mcp-wikimedia-rest

Wikimedia REST API v1 MCP.

pipeworx-io/mcp-wisconsin-code

Wisconsin Statutes — state statutes by citation.

BreezeDelegate/wisp-mcp

Wisp Panel MCP server for secure game server management through the Wisp Client API.

jschunter/witnessd-mcp

Neutral third-party witness: independently fetch, hash, timestamp, archive any URL or API response.

pipeworx-io/mcp-wiza

Wiza MCP — wraps the Wiza 'Individual Reveal' phone-lookup API (wiza.co)

pipeworx-io/mcp-woocommerce

WooCommerce MCP Pack — wraps the WooCommerce REST API v3

askuma/workflow-generator

Architecture diagram with concurrency capacity and bottleneck estimates from any codebase.

pipeworx-io/mcp-wyoming-code

Wyoming Statutes (W.S.) — state statutes by citation and by topic. Fleet #2744.

wenboteng/xrechnung-validator

Validate XRechnung XML and ZUGFeRD / Factur-X PDFs with the free checkxrechnung.com API.

APonkratov/yandex-tracker-mcp

MCP server for Yandex Tracker API.

pipeworx-io/mcp-yelp

Yelp MCP — wraps the Yelp Fusion API (api.yelp.com/v3)

mrfentmen/yesno-mcp

Random yes or no answers from the Yes No API. No key required.

daedalus/mcp-zabbix

MCP server for Zabbix API - exposes all Zabbix API functionality via MCP

shigechika/zapi-mcp

MCP server for the Zabbix API — daily brief, problems, hosts, items

BlancasJ/zapsign-mcp

ZapSign e-signature API: reads run freely, writes ask first, personal data filtered out.

mrfentmen/zip-codes-mcp

Look up US postal codes, cities, and states from Zippopotam. No key required.

vola-trebla/zod-contract-mock-forge-mcp

MCP server for deterministic mock generation and API contract scaffolding using Zod schemas

pipeworx-io/mcp-zoho_crm

Zoho CRM MCP Pack — wraps the Zoho CRM API v6

meta-taro/zumen

AI-editable diagrams as code: draw from YAML, propose diffs a human applies, export SVG/Mermaid.