OpenLiteSpeed is the Open Source edition of LiteSpeed Web Server Enterprise.
Both servers are actively developed and maintained by the same team, and are held to the same high-quality coding standard.
OpenLiteSpeed contains all of the essential features found in LiteSpeed Enterprise, and represents our commitment to support the Open Source community.
Why Use OpenLiteSpeed?
Fewer processes, less overhead, and enormous scalability. Keep your existing hardware.
Upgrade from Apache
OpenLiteSpeed is mod_rewrite compatible, so you can continue to use your current rewrite rules.
Friendly Admin Interfaces
OLS comes with a built-in WebAdmin GUI. Control panel support is available with CyberPanel.
Built for Speed and Security
Features Anti-DDoS connection and bandwidth throttling, ModSecurity v3 integration, and more.
Intelligent Cache Acceleration
Built-in full-page cache module is highly-customizable and efficient for an exceptional user experience.
Automatically implement Google’s PageSpeed optimization system with the mod_pagespeed module.
PHP LiteSpeed SAPI
Native SAPI for PHP allows external applications written in PHP to run up to 50% faster.
Install OpenLiteSpeed, MariaDB and WordPress on various operating systems with just one click.
Experience a measurable performance boost with OpenLiteSpeed and LSCache for WordPress.
See the maximized performance you can get from your current hardware, just by switching to OpenLiteSpeed!
We compare OpenLiteSpeed against other web servers in a series of benchmarks designed to measure server response time, communication time with PHP, WordPress acceleration, and more.