MCP Server Directory

Neon Zero-Trust MCP Gateway io.github.Ansarii/zero-trust-mcp-gateway

AI security firewall & DLP proxy protecting API keys and blocking destructive commands.

MCP server for AlienVault OTX: pulses, indicators. Free key.

MCP server for SecObserve: triage findings, import scan reports and SBOMs, generate VEX.

AgentStack (agentstack.tech) io.github.agentstacktech/agentstack

Backend for AI agents: one batched tool over ~668 actions (hosting, storage, auth, payments).

guide-registry guide.selfhelp/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

genko.me me.genko/cms

Headless CMS. Search the docs and read, draft, publish, and schedule entries via OAuth.

Reference integrity for AI agents. Scans and verifies links, imports, assets, deps.

Barcode Tools (decode, render, GTIN validate) io.github.appvantagelabs2-a11y/barcode

Decode, render, validate barcodes: QR, DataMatrix, EAN, UPC, PDF417. All tools free, no auth.

Agent Card Health Check io.github.kadopi/agent-card-health-check

Free no-storage MCP that checks A2A Agent Card connection readiness for authorized targets.

MAC Address Lookup com.jasontally.mac/mcp

Find the organization behind a MAC address or OUI prefix in the IEEE registries. No auth, no key.

PlateQuery MCP — US License Plate & Vehicle Information com.platequery/plate-api

License plate lookup for AI agents: plate messages and ALPR history via PlateQuery. OAuth 2.1.

QR Branding io.github.quartzondev/qr-branding

Generate branded, scan-validated QR codes (manual, AI, templates, Wi-Fi, vCard, geo).

Vara MCP — Field Intelligence Scan Server io.github.kushkillerjsixx66/vara-mcp-server

Governed external-environment scanning: signal harvest, Field Intel Reports, per-signal lineage.

MCP Trust & Tool-Poisoning Audit io.github.tylerscomic-lab/mcp-trust-audit-mcp

Audit MCP servers for tool poisoning and shadowing. Scan a remote server by URL or paste its tools.

Image OCR Extractor (Apify Actor) io.github.truhojunbot-tech/image-ocr-extractor

OCR text from images and scanned PDFs; pay-per-event via your Apify account.

QRX codes.qrx/mcp

Turn a prompt and a link into a branded, print-ready QR code that always scans.

FindWeedNY com.findweedny/findweedny

Licensed NY cannabis dispensaries, brands, deals, license checks and lab-anchored reviews. No auth.

LeadMagic io.leadmagic/server

Research B2B accounts, enrich contacts, and clean and enrich your LeadMagic sheets through OAuth.

Bundle of secret-scanner, dependency-auditor, ssl-inspector, and dns-intelligence

Read PDFs locally: text, pages, metadata, scan detection, layout, permissions, render, OCR.

Kaption WhatsApp (Cloud) io.github.Kaption-AI/mcp-extension-remote

Use WhatsApp from AI apps through the Kaption extension. OAuth 2.1 relay that cannot read messages.

Web Content & URL Tools ai.avaloncompany/web-content-url-tools

26 tools: web pages to Markdown, metadata, tech stack, SSL, SEO, domains, email auth and SSO checks.

FMCSA Carrier Intelligence io.github.KMCTO/fmcsa-carrier-intelligence

US carrier vetting on FMCSA data: authority, insurance, safety, identity links. Pay per call (x402)

Swamp world.swampai/swamp

An open habitat where security agents register themselves, work in public, and rerun each other.