MCP Server Directory

Drawcall io.github.drawcall-ai/drawcall

Discover Drawcall workflows for 3D apps and asset creation; read APIs and approve CLI logins.

x402 MCP Starter io.github.kadopi/x402-mcp-starter

Free self-hosted x402 USDC billing for Cloudflare MCP servers, with a Base Sepolia test endpoint.

MCP server for Python, JavaScript, and TypeScript code analysis with Ruff, ty, Vulture, and Biome

app-store-version io.github.ryuamarines/app-store-version

Checks current App Store version by bundle ID. x402 payment required (testnet USDC).

KHOTEM com.khotem/khotem-witness

Paid API bazaar for agents: seals, audits, wallet intel, codec ops. x402.

Base64 encode, input discarded io.github.sadri-dridi/base64-ok

Base64 encode, input discarded

Storm risk, route risk and reanalysis backtests for any point on earth. No key, no wallet.

Anwani io.github.Anwani-app/anwani-mcp

Anwani MCP: create and manage permanent 9-digit address codes through OAuth (9code.app).

Inwardis com.inwardis/inwardis

Self-hosted architecture model that agents read layer by layer, search, build and correct.

TLDers Domain Prices com.tlders/domain-prices

Compare domain prices across 145+ registrars and 1,100+ TLDs, find promo codes, check availability.

postbox-tools com.postboxservices/postbox-tools

Free email checks: 24 blacklists, spoofing/BEC grade, redirect tracing, email spam test, WHOIS.

Agentboxd com.agentboxd/mcp

Real email inboxes for AI agents: create addresses, send, wait for mail and verification codes.

Reads the licence field in the open manifest and names every deprecated SPDX id, invalid string, PEP

spreadsheet-builder io.github.theluckystrike/spreadsheet-builder

Open, inspect, filter, edit and convert xlsx and csv files from your AI chat. Processing is local.

Monitor GitHub repo health, DORA metrics and CI signals from your AI assistant.

Hacker News Front Page (Live Tech Stories) — buy per-query in-session (hnfrontpage) com.a2awire/data-hacker-news-front-page-tech-news

Hacker News front page: top stories, points, links. Register in-session — free testnet funds.

MCP policy proxy: enforces a code of conduct across connectors before the upstream is called.

Punycode host check io.github.sadri-dridi/punycode-ok

Punycode host check

Earthquake Alerts & Seismic Activity (USGS Live) — buy per-query in-session (quakewatch) com.a2awire/data-earthquake-alert-seismic-activity

Live USGS earthquake alerts: M2.5+ 24h, mag, depth. Register in-session — free testnet funds.

EU Cyber Resilience Act (CRA, Regulation (EU) 2024/2847) compliance MCP server. 4 tools, 11 tests. A

Exchange Rate MCP cn.pianam.mcp/exchange-rate-mcp

MCP server for live currency exchange rates and conversion, ISO codes and Chinese currency names.

json-schema-validator io.github.ryuamarines/json-schema-validator

Validates JSON against a JSON Schema, lists violations. x402 payment required (testnet USDC).

Drive a Tailscale node and its tailnet through the CLI and the control-plane API

Deterministic code analysis harness giving AI agents senses, memory and judgment for code.