When comparing LiteSpeed Web Server vs OpenLiteSpeed, the Slant community recommends LiteSpeed Web Server for most people. In the question“What are the best web servers?” LiteSpeed Web Server is ranked 7th while OpenLiteSpeed is ranked 8th.
Ranked in these QuestionsQuestion Ranking
Pro Can handle thousands of concurrent clients with minimal memory and CPU usage
Pro Great support
From my personal experience, the support is great.
Pro Fastest Cache System for Wordpress - Litespeed Cache
Litespeed Cache for WordPress is faster than any other cache mechanism available for WordPress, coupled with additional Optimization options provided for free by Litespeed with quic.cloud allows you to keep your WordPress websites fastest.
Pro Native Fast Cache Plugins for all major CMS'es
Litespeed has great cache plugins for Prestashop, Magento, Cscart and because of its caching implementation, it is the fastest way to speed up your CMS'es.
Pro HTTP/3 Support with Maximum Browsers
Litespeed's HTTP/3 Implementation supports most vast range of browsers.
OpenLiteSpeed has a GUI for easier setup.
Pro Open Source
OpenLiteSpeed is the open source version of the LiteSpeed web server.
Con Free version is limited
There is a RAM limit and a domain limit
Con Multiple steps
Some things require multiple steps, like creating a listener and a virtual host or a reverse proxy.