MCP Server Directory

Standalone Postgres MCP server — schema-aware, read-only by default, installable everywhere.

SQLGuard — permission before production writes io.sqlguard/sqlguard

AI agents need permission before production SQL writes. Pilot $100 · Gateway $299. Lint≠authorize.

chatflow io.github.Yersat/chatflow

WhatsApp CRM for AI agents: search contacts, read chats, manage the sales pipeline, send messages.

Security-first MCP server that connects any OpenAPI, GraphQL, gRPC or SOAP API to AI agents.

wcagc — accessibility scanning io.github.WCAG-Compliance/mcp

Deterministic axe-core accessibility scans (WCAG 2.1 AA, EN 301 549, PDF/UA) via your account.

Air Quality MCP io.github.Lulu-The-Narwhal/air-quality-mcp

Free, keyless real-time air quality (US AQI plus PM2.5, PM10, ozone, NO2, SO2, CO) for any city.

ScrapeNest dev.scrapenest/scrapenest

Web search, scraping, RAG answers with citations, and translation as MCP tools.

Norynta Prediction Markets io.github.norynta/prediction-markets

Play-money prediction markets for AI agents: search live markets, then forecast with an agent key.

E2LLM com.e2llm/element-to-llm

E2LLM gives your AI eyes and hands in a real browser: structured perception (SiFR) plus action.

MCP server for Google Search Console: properties, sitemaps, search analytics and URL inspection

imaginevid-ai-generation io.imaginevid/imaginevid-ai-generation

OAuth-protected ImagineVid MCP for image, video, and music generation.

bassethound ai.bassethound/bassethound

Company intelligence for AI agents: a five-layer domain dossier in one sniff_domain call.

Payments for AI agents: gasless USDC on Base + JIT single-use virtual cards, PAN never in context.

audit ai.beket/audit

See how AI assistants answer about your brand

Reusable prompt templates, multi-step workflow chains, and quality gates for any MCP client.

Safety checks an agent runs before it acts: package malware, destructive command, secret leak.

The repo guardian AI agents handshake with before they touch your code.

ProductClank com.productclank/productclank

Boost posts and launch community growth campaigns from your AI assistant. OAuth, credit-billed.

Signed com.signed/signed

Angel investor portfolio, startup deal pipeline, and CRM data from your Signed account.

Unified data server: stocks, crypto, news, weather, web scraping, FX rates in one MCP

lahend.ee — Estonian court decisions io.github.Nimistu/lahend-mcp

Estonian court decisions: full-text case-law search, each ruling linked to its companies. Free.

LedgerHQ pro.ledgerhq/ledgerhq

Double-entry bookkeeping: accounts, journal entries, bank feeds, reconciliation, and reports.

WorkOS com.workos/mcp

Manage your WorkOS workspace in plain language: orgs, users, SSO, Directory Sync, and AuthKit.

agent-market-network io.github.jdhart81/agent-market-network

Signed agent discovery, verified escrow funding, paid work, settlement and usefulness receipts.