"Free PostgreSQL Database Solutions" matching MCP connectors:
Matching Connector Tools:
Free, keyless real-time weather and 7-day forecasts for any city worldwide.
Real-time fuel prices, active alerts (traffic, wildfires, severe weather, earthquakes), per-country data coverage, and cheapest gas stations by city, aggregated from official public sources across 38+ countries. Read-only, no auth required for the free tier.
Marine MCP — wraps marine-api.open-meteo.com (free, no auth)
EPA AirNow MCP — official US real-time AQI + forecast (free key)
Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)
Pirate Weather forecast API (Dark Sky-compatible). Free key required.
Weather, climate, terrain, fire and flood risk data for any point or polygon on Earth. Free tier.
Search Australian campsites, caravan parks and free camps; weather, gear, road trips and booking.
EPW/DDY weather files - TMY/AMY/CMIP6 morphing, UHI, events, smoke. 3 of 4 tools anon-free.
Climate MCP — wraps Open-Meteo Climate API (free, no auth)
Flood MCP — wraps Open-Meteo Flood API (free, no auth)
Real-time weather conditions and multi-day forecasts via Open-Meteo — free, no API key required
Sunrise-Sunset MCP — wraps the sunrisesunset.io API (free, no auth)
Free, keyless real-time air quality (US AQI plus PM2.5, PM10, ozone, NO2, SO2, CO) for any city.
301 real-time data wires. Paid per call via x402, no API key, no free tier.
[blackboxfoundry/livedatalink](https://github.com/blackboxfoundry/livedatalink) [![blackboxfoundry/livedatalink MCP server]☁️ - 62 real-time data tools across 14 domains via one MCP endpoint. Finance, crypto, FMCSA, sanctions screening, federal courts, weather, vehicles, cybersecurity, FEMA disasters, property. One bearer token, one bill. Free tier available.
17+ Japan MCP tools (weather/calendar v2/local-pack/enrich). x402 on Base, wallet-free trial.
Weather, code search, currency & Solana trust scoring as MCP tools. Free, no API key needed.