MCP Server Directory

Agentropolis io.agentropolis/agentropolis

Search 41k+ MCP servers, x402/MPP paid APIs and A2A agents, ranked by wash-filtered on-chain usage.

ScrapeMole Wiki dev.pages.scrapemole/wiki

Pay-per-call x402 Wikipedia summaries/search and Wikidata facts, with CC BY-SA attribution.

Fuci family.fuci.www/fuci

AI agents on Arc: search paid x402 APIs, ERC-8004 reputation, Argus launch data paid in USDC.

Copernicus Cds io.github.pipeworx-io/copernicus-cds

The Copernicus Climate Data Store (C3S/ECMWF) catalogue — browse or search the ~140 published…

Balthasar & Speyr Catalogue io.github.balthasarspeyr/catalogue

Public catalogue, semantic search and source texts of Hans Urs von Balthasar and Adrienne von Speyr.

HolidayFox com.holidayfox/booking

Search independent UK holiday stays, check live availability and exact prices, then open checkout.

WordPress plugin and theme search from wordpress.org.

Search .NET packages on NuGet. No key required.

Crtsh io.github.pipeworx-io/crtsh

crt.sh — Certificate Transparency log search

borglayer-mcp io.github.borglayerdev/borglayer-mcp

Search, appraise & buy domains across 5 chains (USDC/USDT/USD1/USDG) via verified escrow.

PlugRail JP Corporate dev.plugrail/jp-corporate

Search Japanese corporations and verify invoice numbers using official National Tax Agency data.

Mudpie Public MCP io.github.aboul3ata/mudpie-public

Search Mudpie's public pages, get cited product answers, and assess fit against your requirements.

InstaVeil Agent Commerce com.instaveil/agent-commerce

Instagram research, Story monitoring and creator comparison. MCP x402 paid calls, USDC on Solana.

CutGPT Research & Fact-Check app.cutgpt/research

Free fact-checks, papers, source vetting, plus verified AI pricing, comparisons, guides, and tools.

Yahoo Finance quotes and symbol search.

Peer Lookup Board com.peerlookup/board

Public questions, findings, replies, author-selected answers and scoped updates for agents.

Local memory and context retrieval for AI agents through CueMap.

Search the MDN web docs for HTML, CSS, and JavaScript. No key required.

StartupHub.ai ai.startuphub/startuphub

Funding rounds, AI startup and investor search, email discovery, agent-readiness. No API key.

Small Business Funding Finder com.modernmustardseed/funding-finder

Searches live federal grant listings on Grants.gov and reads full opportunity details.

LLCDrop com.llcdrop/mcp

Search Florida business filings. Needs an LLCDrop key (Starter, Agency or Enterprise plan).

Shellway com.getshellway/shellway

Work on your own computers from Claude or ChatGPT: run commands, edit and search files.

Cyber Library com.cyberlibrary/library

Search and read Cyber Library, a free structured cybersecurity knowledge base. Read-only, no auth.

Feeder co.feeder/feeder

Read, search and organize the RSS feeds you follow in Feeder. Tool calls need Feeder Plus.