Website Carbon API alternatives
12 other environment APIs compared on authentication, HTTPS, CORS and documented endpoints.
| API | Auth | HTTPS | CORS | Endpoints |
|---|---|---|---|---|
| Website Carbon | No auth | Yes | Unknown | — |
| PVGIS | No auth | Yes | No | — |
| Open-Meteo | No auth | Yes | Yes | — |
| IQAir | API key | Yes | Unknown | — |
| BreezoMeter Pollen | API key | Yes | Unknown | — |
| OpenAQ | API key | Yes | Unknown | — |
| Climatiq | API key | Yes | Yes | — |
| Danish data service Energi | No auth | Yes | Unknown | — |
| GrünstromIndex | No auth | No | Yes | — |
| Luchtmeetnet | No auth | Yes | Unknown | — |
| PM2.5 Open Data Portal | No auth | Yes | Unknown | — |
| Solematica | No auth | Yes | No | — |
| AirNow | API key | Yes | Yes | — |
PVGIS
EnvironmentEU solar radiation and photovoltaic performance estimates
No auth
Open-Meteo
EnvironmentFree weather API for non-commercial use
No authCORS
IQAir
EnvironmentAir quality and weather data
API key
BreezoMeter Pollen
EnvironmentDaily Forecast pollen conditions data for a specific location
API key
OpenAQ
EnvironmentOpen air quality data
API key
Climatiq
EnvironmentCalculate the environmental footprint created by a broad range of emission-generating activities
API keyCORS
Danish data service Energi
EnvironmentOpen energy data from Energinet to society
No auth
GrünstromIndex
EnvironmentGreen Power Index for Germany (Grünstromindex/GSI)
No authCORS
Luchtmeetnet
EnvironmentPredicted and actual air quality components for The Netherlands (RIVM)
No auth
PM2.5 Open Data Portal
EnvironmentOpen low-cost PM2.5 sensor data
No auth
Solematica
EnvironmentCompare Italian solar (photovoltaic) installer offers, energy prices (PUN/ARERA) and satellite roof data
No auth
AirNow
EnvironmentUS EPA air quality data and forecasts
API keyCORS