Install Linux or Hardened Android Roms on a Smartphone

OnePlus 3 A3000

Version: OnePlus 3T

https://oneplus.gadgethacks.com/how-to/root-your-oneplus-3-3t-install-twrp-recovery-0176588/

https://devices.ubuntu-touch.io/device/oneplus3/

https://lineageosroms.com/oneplus3/

https://grapheneos.org/

https://doc.e.foundation/devices/oneplus3

https://calyxos.org/