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Reverse Engineering the OBI Smart Energy Tracker to Enable Self-Hosted Local Control

1h ago· 3 min readenNews
technologyprogrammingiotdiy hardware

Summary

This article covers the reverse engineering of the OBI Energy Tracker, a €15 smart energy monitoring device sold by German DIY store OBI. The device consists of a sensor that attaches to an electricity meter and a cloud-bound gateway. Developer Aaron Christophel reverse-engineered the gateway to free it from its cloud dependency, enabling local self-hosting and control without requiring an OBI account or the heyOBI app.

Source

bskyReverse Engineering the OBI Smart Energy Tracker to Enable Self-Hosted Local Controlhackaday.com

Key quotes

· 2 pulled
This latter cloud-bound device is linked to an OBI account via the heyOBI app.
This correspondingly called for the gateway device to be reverse-engineered and freed from its cloud-based shackles, a task that [Aaron Christophel] happily to
Snippet from the RSS feed
Sold by German DIY store OBI, the OBI Energy Tracker is a €15 set of two devices, one of which you essentially stick on top of your existing electricity meter. This then allows for electricity usag…

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