LiteSpeed Cache for WordPress (LSCWP) is an all-in-one site acceleration plugin, featuring an exclusive server-level cache and a collection of optimization features. It stands out above the crowd being a free plugin.
One of the key requirement to running a the plugin for WordPress is having a litespeed server.
Oxygen builder works without issues with Litespeed Cache only if you apply certain exclusion that oxygen builder needs. Below are all the exclusions that are needed.
Using the above exclusions have had helped me to solve my oxygen builder in many ways including speeding to some extent. Though in this article I explained that this is for litespeed cache but these exclusions can also be used in other plugins following the same structure.