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Open data · Licence-checked · 52 categories upstream
Every free public API in the health-relevant categories we track — 294 sources from the public-apis catalogue, filtered to the 6 categories that matter for health, nutrition, research, government and environment data. Entries markedINTEGRATEDare already served through our own developer API.
Catalogue
Showing 25 of 294 — page 1 of 12. Auth and HTTPS flags are as listed upstream; always re-check terms before production use.
| API | Category | Auth | HTTPS | CORS | Status here |
|---|---|---|---|---|---|
| BreezoMeter Pollen Daily Forecast pollen conditions data for a specific location Docs → | Environment | apiKey | ✅ | Unknown | Not yet |
| Carbon Interface API to calculate carbon (C02) emissions estimates for common C02 emitting activities Docs → | Environment | apiKey | ✅ | Yes | Not yet |
| Climatiq Calculate the environmental footprint created by a broad range of emission-generating activities Docs → | Environment | apiKey | ✅ | Yes | Not yet |
| Cloverly API calculates the impact of common carbon-intensive activities in real time Docs → | Environment | apiKey | ✅ | Unknown | Not yet |
| CO2 Offset API calculates and validates the carbon footprint Docs → | Environment | No | ✅ | Unknown | Not yet |
| Danish data service Energi Open energy data from Energinet to society Docs → | Environment | No | ✅ | Unknown | Not yet |
| gridcarbon Hourly grid carbon intensity in gCO2eq/kWh for 45 zones in Europe, the US and Great Britain Docs → | Environment | No | ✅ | Yes | Not yet |
| GrünstromIndex Green Power Index for Germany (Grünstromindex/GSI) Docs → | Environment | No | ❌ | Yes | Not yet |
| IQAir Air quality and weather data Docs → | Environment | apiKey | ✅ | Unknown | Not yet |
| kanari Real-time worldwide wildfire detections, water bomber tracking and open fire archive Docs → | Environment | No | ✅ | Yes | Not yet |
| Luchtmeetnet Predicted and actual air quality components for The Netherlands (RIVM) Docs → | Environment | No | ✅ | Unknown | Not yet |
| National Grid ESO Open data from Great Britain’s Electricity System Operator Docs → | Environment | No | ✅ | Unknown | Not yet |
| Open-Meteo Free weather API for non-commercial use Docs → | Environment | No | ✅ | Yes | INTEGRATED · /api/v1/air-quality (CAMS) |
| OpenAQ Open air quality data Docs → | Environment | apiKey | ✅ | Unknown | Not yet |
| PM2.5 Open Data Portal Open low-cost PM2.5 sensor data Docs → | Environment | No | ✅ | Unknown | Not yet |
| PM25.in Air quality of China Docs → | Environment | apiKey | ❌ | Unknown | Not yet |
| PVWatts Energy production photovoltaic (PV) energy systems Docs → | Environment | apiKey | ✅ | Unknown | Not yet |
| Solematica Compare Italian solar (photovoltaic) installer offers, energy prices (PUN/ARERA) and satellite roof data Docs → | Environment | No | ✅ | No | Not yet |
| Srp Energy Hourly usage energy report for Srp customers Docs → | Environment | apiKey | ✅ | No | Not yet |
| SustainMetrics 18,000+ GHG emission factors from DEFRA, EPA, ADEME, Ember Docs → | Environment | apiKey | ✅ | Yes | Not yet |
| UK Carbon Intensity The Official Carbon Intensity API for Great Britain developed by National Grid Docs → | Environment | No | ✅ | Unknown | Not yet |
| WattFigure US electricity rates by state, with appliance and EV charging running costs Docs → | Environment | No | ✅ | Yes | Not yet |
| Website Carbon API to estimate the carbon footprint of loading web pages Docs → | Environment | No | ✅ | Unknown | Not yet |
| BaconMockup Resizable bacon placeholder images Docs → | Food & Drink | No | ✅ | Yes | Not yet |
| Chomp Data about various grocery products and foods Docs → | Food & Drink | apiKey | ✅ | Unknown | Not yet |
Provenance & upkeep
Generated by node scripts/sync-public-apis.mjs from https://github.com/public-apis/public-apis (MIT (list); each API keeps its own terms), last synced 2026-09-14. Auth, HTTPS and CORS flags are reproduced as listed upstream — they are a starting point for evaluation, not a guarantee. Each API keeps its own terms, rate limits and attribution requirements.