Download Fast FXAA ( Fast Approximate Anti-Aliasing ) Mobile URP VR AR LWRP FREE Unity. 

Works with Unity versions higher than 2017.1.0f
LWRP works only with Unity versions higher than 2019.1.0f1
URP works only with Unity versions higher than 2019.3.0f3

Supports Single-pass and Multi-pass VR

Fastest Solution on the market. Works faster than standart Unity MSAA

This package consists of the shader for applying the Fast Approximate Anti-Aliasing on the screen. This solutionis currently the fastest Fast Approximate Anti Aliasing in the market. The shader was tested on the low-end mobile device in the loaded scene in order to optimize the performance and fps.