OpenLiteSpeed
Fewer processes, less overhead, more connections, and enormous scalability, with no hardware upgrade required!
Add the popular LiteSpeed Cache for WordPress plugin, and you get a 100% open source, accelerated hosting platform for WordPress.
Open Source
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?
OpenLiteSpeed combines speed, security, scalability, optimization and simplicity in one friendly open-source package.
Download OpenLiteSpeed today, and see what it can do for your sites!
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Event-Driven Architecture
Fewer processes, less overhead, and enormous scalability -
HTTP/3 & HTTP/2 Support
Serves your site with the latest internet protocols -
mod_rewrite Compatible
Rewrite engine understands Apache rewrite rule syntax -
Multiple PHP Support
Supports embedded PHP, LSAPI for 2x faster external apps -
Friendly Admin Interfaces
Builtin WebAdmin GUI, CyberPanel, or DirectAdmin control panel -
Built for Speed and Security
Anti-DDoS features, bandwidth throttling, WAF support, and more -
Intelligent Cache Acceleration
Efficient, highly customizable full-page cache module -
PageSpeed Optimization
Automatically implement Google's PageSpeed optimization system -
CMS Acceleration
WordPress, Drupal, Joomla and more: superior performance -
ModSecurity Integration
mod_security v3 integration provides Layer-7 protection -
One-Click Installation
Install OpenLiteSpeed, MariaDB, and WordPress in one click -
Multi-Thread Module
The fastest web service platform using custom MT module
Download, use, distribute and modify OpenLiteSpeed freely under GPLv3.
Want to use OpenLiteSpeed in a proprietary product? Contact us about obtaining an OEM license.
HTTP/3 Support
LiteSpeed is the first to provide a production-ready implementation of this new Internet protocol, previously known as HTTP-over-QUIC.
Learn more about HTTP/3 and LiteSpeed's pioneering efforts here!
Install OpenLiteSpeed
Whether you use our one-click options, or take advantage of CyberPanel support, installation of OpenLiteSpeed is easy.