MCP Server Directory

Undertow market liquidity and exit-cost tools io.github.beepboop2025/undertow

Dated exit evidence, depth, tiers and gold cash scenarios. No executable quotes or trade authority.

security-preflight io.github.jdhart81/security-preflight

Static MCP, source-code and injection-indicator checks with redacted signed receipts.

MCP server for the Dropscan postal mail scanning API: read scanned letters, act on mailings.

Search 1,032 verified smart contract vulnerability findings from Sherlock audits by pattern.

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

Spoki com.spoki/mcp

Spoki WhatsApp CRM MCP: contacts, campaigns, automations, templates. OAuth (spoki.mcp).

structured-output-mcp-agent-authlib ai.getvda/structured-output-mcp-agent-authlib

Structured Output MCP Agent (Authlib)

Deterministic execution authorization for AI agents and automated systems.

DREAMHALL app.dreamhall/dreamhall

Human-authored personal context before AI guidance, built through private structured reflection.

blue·auth Document Signing io.github.ricdanyalgil/blueauth-document-signing

Send AI-created PDFs for signature, track signers, and return verifiable document evidence.

Truss Threat Intelligence com.truss-security/truss-mcp

Query Truss threat intelligence via hosted MCP (OAuth). Growth+ plans.

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

regfish com.regfish/mcp

Domains, DNS, DNSSEC and hosting at regfish; diagnose any domain; OAuth or API key.

domain-da-pa-check com.jojapi/domain-da-pa-check

Domain DA-PA Checker: Domain authority score & page authority score, spam score, backlink count.

tollbooth-oauth2-collector io.github.lonniev/tollbooth-oauth2-collector

Unauthenticated OAuth2 callback collector for Tollbooth MCP services

Agent-first trading on the ZXOAR launchpad (Uniswap V4): scan, vet, guarded buy/sell, atomic launch

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

Turrior MCP com.turrior.my/turrior-mcp

Authenticated remote MCP server for Turrior.

pageaudit online.pageaudit/pageaudit

Technical SEO, passive security and page-delivery audits with evidence and suggested fixes.

Monk.trade io.github.labstack/monk

Stock research for AI assistants: scan US stocks, ETFs and futures, cite SEC filings, save queries.

Lumethic Photo Verification com.lumethic/verify

Verify photos are real camera captures, not AI: C2PA and RAW+JPEG forensics. OAuth or API key.

CukaiMax Malaysian Tax Authority io.github.jakzaizzat/cukaimax-tax-authority

Source-linked Malaysian individual and sole-proprietor tax guidance for AI agents.

Occludra — MCP Gateway (AI Security Gateway) ai.occludra/mcp-gateway

Security & DLP proxy for MCP: tool-poisoning scans, PII redaction on tool args/results. Beta.

Corbelworks Utility Defect Scan and Buyer Intake dev.pages.corbelworks/reliability

Preflight utility evidence, open a $149 scan checkout, and file scoped buyer intake.