According to the German Youtuber Andreas Schmitz, Ecoflow is about to release an official API integration for Home Assistant. It’s cloud based unfortunately, but hey, still better than Anker who did not even bother to reply to one of the most requested features here on the forum.
Source: https://youtu.be/__v_FcX8Fns?si=2cT5c7rr6CYj6gvz&t=371