Time for my first OnePlus unofficial release 
OnePlus 11 (salami) for /e/OS-T-1.16
e-1.16.1-t-20231102-UNOFFICIAL-salami.zip
https://share.jaguar-network.com/5a911aa6-c0d5-4996-a1e1-e2398c3d2f9
Please see sources and install instructions including recovery here:
https://xdaforums.com/t/rom-unofficial-lineageos-20-for-oneplus-11.4609069/
Use it at you own risk!
Please support the developer(s)!