MCP Server Directory

x402-payment-safety io.github.AgentTanuki/x402-payment-safety

Authorize x402 payments before signing with request-bound, signed safety decisions.

Expense Budget Tracker com.expense-budget-tracker/expense-budget-tracker

Track expenses, budgets, balances, transfers, and multi-currency reports with OAuth-secured tools.

Etherscan io.etherscan/etherscan-mcp

Read-only Etherscan V2 blockchain data: balances, transactions, transfers, tokens, contracts, logs.

Durable agent memory over a markdown vault: bitemporal facts, timelines, hybrid graph search.

docs app.agendaforge/docs

Search and fetch AgendaForge public documentation and marketing content. No authentication needed.

Deterministic security scan of MCP servers, agent skills and npm/PyPI packages. Runs locally.

Xingchen SentriScan ASP io.github.xhdyycx/xingchen-sentriscan-asp

10 deterministic micro-tools for agents. x402 on X Layer, zero LLM.

Moltline Code Review com.moltlinestudio/codereview

Risk-scan a diff, flag AI-generated-code tells, find secrets. 5 of 7 tools need no account.

StackerScan com.stackerscan/stackerscan

Five read-only tools: spot prices, observed premiums, price history, Goldback rate, and currencies.

Ethereal Goods x402 Tools store.etherealgoodsco/x402-tools

70+ pay-per-call security, crypto, and data tools for AI agents via x402 USDC micropayments on Base

Memory Vault io.github.apurv101/memory-vault

Portable AI memory shared across models and harnesses - plain markdown you own.

Protocol- & auth-agnostic API connector: SOAP/REST behind any auth, config-driven. Lib/API/MCP.

MCP gateway for controlled SSH access with per-client auth, command policies, and audit logging.

Basedash com.basedash/mcp

Governed BI MCP. Ask questions of live company data and list workspace sources via OAuth.

IMPOCOR-AI Nexus io.github.professoryilmaz1/impocor-ai-nexus

Agent-native security, trust, reliability, data and procurement tools for AI workflows.

PCBLT — Live Checks com.pcblt/pcblt

Live DNS, email-auth and redirect checks, HTTP security headers, uptime history, PC hardware prices.

Free passive security scanning - check any domain's DMARC, TLS, headers, and exposures.

Formasty com.formasty/form-builder

Create, edit, validate, publish, and inspect Formasty forms and quizzes over authenticated MCP.

APF Rural io.github.mcp-dir/apf_rural-mcp

Looks up a producer's rural provisional operating authorization (APF) from the CPF, CNPJ, APF number

Atisbo Documentation io.github.brian8a1/atisbo-docs

Read-only search and page retrieval from the public Atisbo documentation corpus. No authentication.

Book Search (Open Library) com.invokera/book-search

Search books and authors across Open Library, the Internet Archive open catalog.

OpenQR uk.openqr/qr

Generate, edit and track dynamic (editable) QR codes with scan analytics. Hosted MCP and REST API.

IntoDNS.ai DNS & Email Security Scanner ai.intodns/scanner

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

Execute auth-sentinel-mcp io.github.Evozim/auth-sentinel-mcp

Premium agentic endpoint for auth-sentinel-mcp.