Case studies

Step CI - Automated API testing and monitoring

CO2.js Case Study – Step CI

by Fershad Irani
31st July 202330th July 2023
Case studies, CO2.js

Step CI is a testing and monitoring tool for APIs. In this case study, we look at how they introduced carbon emissions estimates using CO2.js.

CO2.js Case Study – Ecograder by Mightybytes

by Fershad Irani
13th July 202318th July 2023
Case studies, CO2.js

Ecograder is one of the pioneering tools when it comes to estimating website carbon emissions. In this case study we look at the Ecograder story, and how CO2.js helped with its most recent update.

CO2.js Case Study – WebPageTest

by Fershad Irani
28th June 20234th July 2023
Case studies, CO2.js

WebPageTest is one of the most trusted web performance testing tools. This case study covers how CO2.js enables the Carbon Control feature in WebPageTest.

Sitespeed.io – Using and contributing to CO2.js

by Fershad Irani
13th December 202220th December 2022
Case studies, CO2.js

Sitespeed.io is an open-source website performance monitoring solution that also has a sustainability plugin powered by CO2.js.