- WCRP - World Climate Research Programme
- CliC - Climate and Cryosphere Project
- CLIVAR - Climate and Ocean: Variability, Predictability and Change Project
- GEWEX - Global Energy and Water Exchanges Project
- SPARC - Stratosphere-troposphere Processes And their Role in Climate
- GODAE - OceanView Sience Team : Ocean Forecasting Systems
- GCOS - Global Climate Observing System
- GOOS - Global Ocean Observing System
- NOAA - National Centers for Environmental Information
- NASA World Weather - broad range of weather and global spatial data viewed in 3D
- Open Weather Map - free and paid access to global weather APIs
- NOAA Climate Data API - access to accumulated data on climate for locations worldwide
- ClimBiz ADAPT Climate Projection API - view possible future scenarios of climate change for specific countries
- Weatherbit Degree Day API - returns energy industry specific weather data from over 38,000 stations
- World Air Quality Index API - geo-based queries, air quality data for cities and regions, current weather conditions
- MetGIS Weather Point API - combines exact weather models and terrain data for ultra-precise forecasts
- Tomorrow CO2 Signal API - provides carbon footprint detection mechanism enabling smart devices
- Foreca Climate Data API - offers accurate information about daily or monthly average temperatures and precipitation
- OpenUV Global UV Index Forecast API - provides Ultraviolet index data in real time
- CarbonDoomsDay Web API - enables the enhancement of NOAA's C02 data
- Open AQ API - data for apps that power air quality measurement tools
- NCAR Command Language (NCL) - scripting language for the analysis and visualization of climate and weather data
- Global Power Plant Database - comprehensive, global, open source database of power plants
- rnoaa - R interface to many NOAA data APIs
- clifro - download and visualise climate data from CliFlo (NZ)
- aospy - Python package for automated analysis and management of gridded climate data
- rWBclimate - R interface for the World Bank climate knowledge portal