Dirty Unicorns OS
Dirty Unicorns OS is designed for Nexus, Oppo, OnePlus, Xiaomi and of course some HTC and Samsung devices as well.
It has similar features to Lineage and provides root access via apsp and regular updates for security and stability.
The OS supports a wide range of devices. Also, the update frequency is awesome.
Thanks to OmniSwitch, you can easily multitask.
Dirty Tweaks contain important settings options which are missing in conventional Android.