# Building LightOS with React Native

January 2020

We are sharing a link to a post from our lead developer on the LightOS about the technical working of the operating system, particular in relation to the e-ink screen of the Light Phone II.

“As far as we know, LightOS is the first operating system built with React Native — this post will serve as a teardown of how the device works, why we chose React Native, and some of the challenges we faced in development.”

[View the Article.](https://medium.com/sanctuary-computer-inc/building-lightos-with-react-native-4b6e4ad1cd7f)