We’ve added an updated list of hardware requirements:
https://grapheneos.org/faq#future-devices
GrapheneOS on the Pixel 8 is the first platform using ARM MTE in production and it’s such a massive improvement for exploit protection that it has to be considered a hard requirement going forward.
The officially supported devices for GrapheneOS currently are:
This list is shown here.
The devices listed above will remain supported by GrapheneOS. This new requirement is for non-pixel devices that could possibly be supported if they already meet this additional requirement along with all the other requirements found here.
Pixel 8a should have the latest tensor 3.