MCP Server Directory

Paypal io.github.pipeworx-io/paypal

PayPal MCP Pack — read-only access to PayPal transactions, orders, invoices, and disputes.

Discover, quote, verify & self-check 56 x402 pay-per-call finance/tax calculators for AI agents.

AI services via Bitcoin Lightning — PDF summarisation, code review, translation and more.

Pakistan Stock Exchange in plain English — quotes, dividends, announcements, and indices.

Read-only payment-boundary preflights plus an unsubmitted public quote-request draft tool.

WICK Funded — Trading com.wickfunded/trading

Connect your AI to a funded trading account. Read & trade a simulated funded challenge.

MCP Server for stock and crypto

EP AgentIAM io.github.achilliesbot/ep-agentiam

AI agent execution safety via x402 micropayments: risk scoring, integrity, memory checks

Fakturai — German E-Invoice (ZUGFeRD / Factur-X / E-Rechnung) de.fakturai/erechnung

KoSIT-verified German e-invoices: generate & validate ZUGFeRD, Factur-X, XRechnung, EN 16931.

AgnicPay io.github.agnicpay-prog/agnicpay

X402 payment MCP for AI agents. Auto-pay 300+ APIs with USDC on Base and Solana.

Free invoice generator — create pre-filled invoice URLs with taxes, discounts, and 14 languages.

ReNoUn — Crypto Regime Classification io.github.98lukehall/renoun

Crypto regime classifier for trading agents. 100% bounded regime accuracy. 50 free calls/day.

Sats4AI - Bitcoin-Powered AI Tools io.github.cnghockey/sats4ai

40+ Lightning-paid AI tools for agents: calls, SMS, fax, voice, translation. No signup, no keys.

49 Bitcoin tools for AI agents: fees, mempool, blocks, mining, price. Zero config.

Airdrop Checker API io.github.Br0ski777/airdrop-checker

Check wallet eligibility for active crypto airdrops — LayerZero, EigenLayer, Scroll. x402.

Siigo — Colombian accounting + DIAN e-invoicing

Vietnam stock MCP: TA signals, Z/F/M scores, foreign flow, whale detection. 2000+ VN stocks.

MCP server exposing cryptography library functionality

An MCP server that exposes the python-bitcoinlib API

JSON Validator API io.github.Br0ski777/json-validator

JSON syntax validation, JSON Schema checking, structure stats. x402 micropayment.

clawmerchants-mcp-gateway io.github.danielxri/clawmerchants-mcp-gateway

MCP Gateway: wrap any MCP server with cold-start retries, uptime SLA, and per-execution MPP billing.

Shopify Catalog Monitor io.github.dizzyvinci/shopify-catalog-monitor

Track price drops, stock-outs, restocks, and new/removed products across Shopify stores.

QR Code Generator API io.github.Br0ski777/qr-code

Generate QR codes from text or URLs. Returns base64 PNG. x402 micropayment.

Regex Tester API io.github.Br0ski777/regex-generator

Test, validate and explain regular expressions with match highlighting. x402 micropayment.