MCP Server Directory

Spanish invoice PDFs to validated data: NIF/IVA/IRPF extraction, arithmetic checks, IVA per quarter.

ISO 20022 Navigator io.github.kreativeManish/iso20022-navigator

Look up ISO 20022 messages, bank transaction codes, legacy MT replacements, schemes and code sets.

AgentBadge MCP — agent-readiness scan, passport, discovery, marketplace and circle-payments tools

Production Engine com.production-engine/production-engine

Production management for commercial film and photo companies: jobs, budgets, crew and invoices.

Seiche, LiquiLens and Undertow source data io.github.beepboop2025/financial-source-data

Funding histories, bank filings and settlement data with source receipts, units and capture clocks.

Retired 2026-10-10. Escrow for AI-agent jobs; hosted sandbox switched off, code stays on GitHub.

A supplier directory that does not rot: contacts, payment terms, lead times, due-review report.

Look up protein structures and search the RCSB Protein Data Bank. No key required.

RoundWatch io.github.Vladyslav-webDev/roundwatch

Durable Algorand USDC payment monitoring for autonomous workflows.

Dodo Payments io.github.dodopayments/dodopayments-api

Dodo Payments API: payments, subscriptions, customers, products, refunds, licenses, usage.

Crypto prices from Gate.io. No key required.

Quantradin com.quantradin/quantradin

Honest backtests and paper trading for US options and equities, driven by your agent.

Journal entry testing (JET) for accounting audits. 15 screening rules, zero dependencies.

Asrai — crypto market analysis (API key) io.github.abuzerasr/asrai-apikey

Crypto signals, screeners, TA, sentiment & AI insights for 5,000 coins, with an Asrai API key.

Genesis402 by UnyKorn (x402 pay-per-call) io.github.FTHTrading/genesis402-mcp

Counterparty checks, sanctions screening, company lookup and 360+ pay-per-call APIs over x402.

invoice-generator-freelancers io.github.theluckystrike/invoice-generator-freelancers

Freelancer invoice generator: line items, tax, totals, PDF - issued from a chat message.

SendFaxFast com.sendfaxfast/fax

Send real faxes from AI chat. PDF, JPG or PNG. Pay per fax via Stripe link. US, CA, AU, NZ + 39

An AI agent's trading mandate it can't break: checked before every order, reasoning sealed in IRL.

Invoice Preflight io.github.Ahmet11159/invoice-preflight

Evidence-backed UBL, PDF, and image invoice checks before approval or payment.

Jithox com.jithox/jithox

8 invoice/payment tools; 5 free, no login. IBAN, bank changes, Peppol. Paid VAT and invoice review.

TrueProxies com.trueproxies/mcp

Plans, services, usage, invoices, endpoints and connection checks for your TrueProxies account

acp-sandbox com.flo-voice1/acp-sandbox

Agentic Commerce Protocol sandbox: agent builds a cart, human approves a real PayPal payment.

Pay-per-call crypto market data over x402 (USDC on Base). Free catalog without a wallet.

Calcgrid com.tttkmbb/calcgrid

China working-day data, UK bank holidays, IANA time zones and deterministic business deadlines.