The Green Web Foundation provides tools and data to measure and reduce the carbon footprint of the internet. It is for developers, hosting providers, and organizations aiming to make their digital operations more sustainable.

Dataset: Check if any website or hosting provider runs on 100% renewable energy using an open, publicly accessible database.

CO2.js: An open-source JavaScript library that allows developers to estimate the carbon emissions of websites, apps, and software.

Verification Program: Hosting providers can get independently verified for using green energy, with their services listed in the foundation's widely used dataset.

Training and Workshops: Offers practical sessions on digital carbon estimation and sustainability best practices for teams at any level of experience.

Carbon.txt: Promotes a standard file format for websites to publish machine-readable sustainability data in a single, discoverable location.