3356 Model Context Protocol servers — searchable, rated, ready to install.
Zero-auth research MCP: web, academic, finance, news, weather, macro, social, SEC. No keys.
Agents are not bots. Prove it. MCP-native identity declaration for authorized agents.
Security gate for agent-driven WhatsApp: allowlist, secret scan, rate limit, audit log.
Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)
Bible MCP — wraps the Bible API (free, no auth) https://bible-api.com
Climate MCP — wraps Open-Meteo Climate API (free, no auth)
Crossref MCP — wraps the Crossref REST API (academic papers, free, no auth)
Encrypted environment variable vault with AI access policies, keeping secrets safe from AI agents.
DataCite MCP — DOIs for research datasets (free, no auth)
Analyze code quality and security with SonarQube Server or Cloud directly in AI assistants.
x402-paid domain verification for AI agents — trustscore, SSL, security headers, robots.
Anomaly detection API powered by physics simulation. Scan any data for outliers.
GreyNoise Community MCP — internet scanner classification (free tier with key)
Hong Kong Monetary Authority (HKMA) public open API MCP. Keyless.
Imgflip MCP — wraps Imgflip API (free, no auth for template listing)
Swedish law + work env. via Ansvar Gateway. Cited, OAuth + paid tier.
JSONPlaceholder MCP — wraps JSONPlaceholder fake REST API (free, no auth)
US federal + state law via Ansvar Gateway. Cited, OAuth + paid tier.
market-spread MCP — cross-venue prediction-market landscape scanner.
Microlink MCP — wraps Microlink API (free tier, no auth required)
Nationalize MCP — nationality prediction from first name (nationalize.io, free, no auth)
NHTSA MCP — wraps the NHTSA vPIC (Vehicle Product Information Catalog) API (free, no auth)…
On This Day MCP — wraps byabbe.se/on-this-day (free, no auth)
Self-hosted GitHub MCP server. PAT auth, stdio transport, transport-agnostic so it works with…
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