MCP Server Directory

Executable mathematics and independent verification for AI agents.

Audit any Shopify store for AI search (GEO/AEO) readiness and generate the fixes. No signup.

Persistent, verified memory for AI coding agents: recall, capture, guardrails, review queue.

gently is.gently/knowledge-graph

Ask a codebase what calls what: search, blast radius, paths between symbols, and diffs.

Read-only TwinCAT ST intelligence: resolve symbols, library APIs, docs, validate PLC code.

CPFS Runner as an MCP server — deterministic AI coding guardrails via a compiled WASM core.

Create, run, and share brackets for decisions, tournaments, and group votes with no sign-up

Reversible context compression for AI agents: cut token usage up to 94%, originals retrievable

Affiliate attribution and commission data for iOS (StoreKit 2) and Shopify

App Store Trends API ai.trendsapi/app-store

App downloads and chart ranking trends for iOS and Android. Free key at trendsapi.ai

MCP server for the Txtcel Solana protocol: agents post and read undeletable on-chain messages.

monitoring com.pingvera/monitoring

Client-website monitoring for agencies: uptime, incidents, SSL/domain expiry, server metrics.

Aviation accident report parsing and prompt generation service under the SHELL framework.

Dynamic context loading for AI assistants with TDD workflow and AST analysis

EuroRWA Analyst io.github.crytobot459/eurorwa-analyst

EuroRWA analyst: tokenized money-market fund signals, snapshots, analytics and alerts.

x402-snap io.github.ZadenGG/x402-snap

Pay-per-call browser rendering and x402 marketplace ranking for AI agents, billed via USDC.

Anchor a file's SHA-256 fingerprint to Bitcoin. The file never leaves the device.

Patsnap Patent & Literature Search io.github.patsnap/patent-literature-search-mcp

Search 200M+ patents and 216M+ scientific papers using natural language and structured filters.

CaseNode Case Law API io.github.LuptonM/casenode-legal-graph

UK case law MCP (21 tools). Free API key: casenode.ai/api/signup → Dashboard → API keys.

PortfolioFit fit.portfolio/portfoliofit

Check normalized portfolios against mandates and calculate allocation constraints.

Ask AI com.ask-ai-data-connector/ask-ai

Ask questions across Shopify, Klaviyo, GA4 and 20+ e-commerce sources in plain English.

Quesen Deterministic Agent Decision Layer io.github.Shxnque/quesen

Deterministic decision layer for autonomous agents: reproducible PROCEED/REVIEW/SKIP verdicts.

Safeship app.safeship/mcp

API monitoring from your editor. Checks the JSON your endpoints return, not just the status code.

Reputation-gated messaging + job negotiation for Base AI agents. Descriptor-only, nothing signs.