MCP Server Directory

TANDIU AI infrastructure data cn.tandiu/data

Free, no auth. Daily CN AI infra: LLM prices, index, trends, GPU, estimators, agents, PC, funding.

genko.me me.genko/cms

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

Secure MCP server framework with 23 security layers and ML threat detection. Zero deps.

Guard Core security MCP: SecurityConfig validation, docs search, live threat detection.

PaperOffice AI io.github.paperoffice-ai/paperoffice-mcp

Document AI and headless DMS: OCR, IDP, search, workflows, signatures. EU-hosted, OAuth 2.1.

Singularity - MCP Discovery & Security Gateway io.github.gaurav-kumar-sinha-060705/singularity

Find, vet, and run MCP tools through a secure audited gateway with prompt-injection risk scoring

FlygKollen — Swedish Flight Tracking io.github.jannegpriv/flygkollen

Swedish flight tracking: live status, gates, airport boards, nearby-aircraft ADS-B scan.

明乐智保 MCP（Minglezhibao Insurance Data） io.github.minglezhibao/mcp

中国大陆寿险/分红产品数据：利益演示、保费现价测算、行业指标与竞品对比、需求转介；免费每日 30 次，OAuth 2.1 授权，无需 Key

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

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

Connect AI assistants to the Rubrik Security Cloud GraphQL API to discover, query, and automate.

MCP elicitation anti-patterns: secrets in forms, third-party authorize URLs, credentials in URLs

Carryo Website Publisher io.carryo/website-publisher

Publish and update HTML websites, landing pages, reports and proposals from AI chat. OAuth sign-in.

7IT Solutions io.github.XLSV777/7it

Store speed, web-app security checks, automation ROI, checklists and guides from 7IT Solutions.

Protobuf wire-type scan, body discarded io.github.sadri-dridi/protobuf-ok

Protobuf wire-type scan, body discarded

corsproxy.dev dev.corsproxy/mcp

Call third-party APIs from agents without leaking secrets. SSRF blocked, per-key quotas.

Scan prompts, tool definitions and model output for injection, and guard agent tool calls.

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.

SKUit Network & Security Catalog ai.skuit/catalog

AI helper for choosing and speccing network & security products from Cisco, Arista, Juniper and more

guide-registry guide.pokerplayer/guide-registry

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

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

CedarAI Data Depot io.github.cedarai/cedar-mcp

Read-only Cedar ARMS railroad data via Cedar login for authorized carriers.

Check text for leaked credentials before an agent writes or commits it. Runs locally.

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.

WhyVault io.whyvault/vault

Shared Markdown memory that every AI assistant can read and write. Hosted in the EU.