MCP Server Directory

Polymarket market data, live CLOB books, replay, simulation, and opt-in trading in Rust.

Enhanced Godot 4.5-4.7 MCP: headless+editor+bridge, secure GDScript sandbox, closed-loop AI dev.

dropcoin-invoice io.github.freshfos/dropcoin-invoice

German e-invoicing: generate XRechnung 3.0, pre-check and extract (incl. ZUGFeRD PDF). Paid.

Detect hardcoded secrets in source and config. Reports masked previews, never the values.

Local MCP canvas for Modellix image generation, editing, task recovery, and visual project work.

Local-first LLM deployment planner: GPU/VRAM sizing, cost and latency, with provenance

Gov Bids io.github.pipeworx-io/gov-bids

Gov Bids MCP — open & historical US government bid solicitations (Wave 4b, hosted).

domain-check com.tradeuniquecapital.guild/domain-check

Free SPF, DKIM, DMARC, MX deliverability check with graded shareable reports, plus referral terms

Fulcru io.github.gsmmediaro/fulcru

Find where ChatGPT names your competitor, write the page that closes the gap, measure it.

Cta io.github.pipeworx-io/cta

CTA MCP — Chicago Transit Authority real-time trains ('L') + buses

Read-only Solana MCP: rug-risk, bundle & deployer checks, live market, full audit. No keys.

Bright Data io.github.pipeworx-io/bright-data

Bright Data MCP — Bright Data Web Unlocker + SERP API (brightdata.com)

Connect Claude to your Gmail and Outlook inbox. Read, search, and manage emails via AI.

Audit whether ChatGPT, Gemini and Perplexity recommend a site. Readiness checks need no keys.

Open-source AI context firewall for governed model, retrieval, memory, and tool access.

Fail-closed, read-only PostgreSQL and MongoDB access for AI agents over MCP.

USDC micropayments on Base + Solana via x402. BYO wallets. Cloudflare Workers. No Coinbase.

Manage Apple iCloud Calendar through a reliable CalDAV MCP server.

The API-change deploy gate for AI coding agents. Read-only breaking-change detection.

Live market prices and candles for AI agents (200+ coins). Data only, no trading advice.

A fast, configurable filesystem server for the Model Context Protocol (MCP), written in Rust.

Read-only MCP server for browser bookmarks: Chrome, Safari, Firefox, and read-later exports.

Folklore Clinical Variant Interpretation MCP io.github.helena-bioinformatics/folklore

Bioinformatics MCP for genomic variant interpretation, gene-disease evidence and literature.

Plonk gives agents local macOS tools for windows, workspaces, screenshots, OCR, and more.