MCP Server Directory

Cryptographically verifiable receipts of an agent's delegated work, verified offline.

pop-mcp io.github.popapidev/pop-mcp

Italian e-invoicing (FatturaPA/SdI), Peppol, KSeF, ZUGFeRD, and PDF invoice generation via POP

Quality Screener io.github.quality-screener/qscreener

Screen and score stocks with the Quality Screener engine: filters, custom scores, and history.

On-chain wallet analytics and trading strategies on Base for AI assistants

ProofX - Content Protection for Creators io.github.razashariff/proofx

Protect and verify digital content with cryptographic signing and proof of ownership.

MCP server to search, inspect, and cross-reference RCSB Protein Data Bank structures

Agentic escrow payments — fiat + crypto, 36 MCP tools, 10 chains, FHE privacy

simplefunctions io.github.spfunctions/simplefunctions

Calibrated world model for AI agents. 40 tools: world state, markets, trading. Kalshi + Polymarket.

Brazil Invoices (NFS-e nota fiscal de serviço) app.wishpool/brazil-invoice-mcp

Brazil NFS-e service invoices for AI agents via Focus NFe and NFe.io. Stateless, never stores data.

Self-custodial crypto + DeFi MCP for AI agents. Ledger-signed. EVM, TRON, Solana, BTC, LTC.

StockQuote io.github.therealMrFunGuy/stock-quote

Real-time stock quotes, company info, historical prices, and market movers.

Portable cryptographic identity for AI agents. Ed25519 keypairs and signed manifests.

mcp io.github.tradingale/mcp

Read-only martingale data: Martingale Score & Startingale for 250+ cryptos and US stocks.

Crypto Prices Mcp io.github.varvararatta/crypto_prices_mcp

Unlock the power of real-time cryptocurrency data with our Crypto Price Insights MCP server.

agentstamp io.github.vinaybhosle/agentstamp

Identity certificates, public registry, and wishing well for AI agents — x402 micropayments on Base

xportalx io.github.virgen101/xportalx

AI agent gateway with web fetching, data extraction, crypto pricing, and x402 payments

Trust layer for AI agents: identity, guard, redact, escrow, and x402 payments.

isir dev.cz-agents/isir

Czech insolvency register (ISIR) — active/historical insolvency & bankruptcy by IČO or person.

Seraph io.kondux/seraph

Crypto transaction firewall and risk tools for MCP agents.

Country-targeted mobile/residential proxy egress for agents: live stock, proxy URLs, usage.

agent-commerce-mcp io.github.bch1212/agent-commerce-mcp

Agent Commerce MCP — agent-native A2A storefront. Discovery, Stripe checkout, affiliate program.

Blocksize Agentic Market Intelligence info.blocksize.mcp/agentic-payments

Multi-venue VWAP, bid/ask, crypto FX, metals and equities with provenance receipts for AI agents

outdooriq-mcp io.github.bch1212/outdooriq-mcp

Paid MCP for fishing/lake/stocking intelligence — 72k+ US lakes, 293k+ events.

Zenfinance tech.zenfin/zenfinance

Household finance memory, budgets, transactions, and monthly reviews for AI assistants.