"Utilities across the globe support their own version of OpenADR, and many of them cooperated on the OpenADR standard specification, said Shuli Goodman, executive director of LF Energy. “All of them have gone off and implemented their own versions of it,” and it’s creating a considerable amount of technical debt, she explained."
Source: https://www.sdxcentral.com/articles/news/lf-energy-blueprints-the-internet-of-energy/2020/11/
https://www.sdxcentral.com/articles/news/lf-energy-blueprints-the-internet-of-energy/2020/11/