A curated registry of Model Context Protocol servers, each with an automated security grade from our tool-surface scanner.
Run an MCP server? Paste its remote endpoint — we'll scan it (read-only) and publish a free, reproducible security grade. Genuine MCP servers get listed instantly.
Windows discussion forum and help community
Query real-time and historical water data from ~8,000 USGS stream gages and groundwater wells across the US and territories.
Multi-agent AI validation with RefleXion Trinity for ethical and secure application development.
AI infrastructure coordination intelligence covering events, connections, profiles, topology, capability, and threads.
Wikiquote collection of quotations from notable people and works, searchable and retrievable via the MediaWiki API.
x402 payment layer for AI agent calls with crypto quotes, progress streams, and receipts.
Pay-per-call USDC tools via x402/Base: company and wallet enrichment, web content reading, and repository scanning.
Pay-per-use tool API for AI agents with free tier, x402 USDC micropayments, and API key access.
Hosted MCP gateway with 10 tools for code analysis, architecture review, package auditing, and security scanning.