I installed Android on an Echo Show, and it gave my smart display a new life

Select Echo Show models can now be jailbroken, allowing you to ditch Fire OS for Android and install any app under the sun.
ZDNet

I finally tried GrapheneOS on my Pixel, and it's the secure Android alternative I've been waiting for

GrapheneOS is a secure take on Android. With stronger sandboxing, this mobile OS is rock solid. The installation isn't exactly easy, but it's worth the effort. Recently, I decided it was time to give ...
Liliputing

Fire OS hack lets you install custom launchers on Fire TV and tablet devices, disable OTA updates, and install blocked apps

Amazon’s Fire TV and Fire Tablet devices run a modified version of Android called Fire OS that allows you to stream music and video from Amazon, Netflix, and a wide ...