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!
Event-Driven Architecture
Event driven processes, less overhead, and enormous scalability. Keep your existing hardware.
Understands Apache Rewrite Rules
OpenLiteSpeed is mod_rewrite compatible, with no new syntax to learn. Continue to use your existing 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.
LiteSpeed Prometheus Exporter
Export data from LiteSpeed servers for use with Prometheus, Grafana, and similar analytics apps.
PHP LiteSpeed SAPI
Native SAPI for PHP allows external applications written in PHP to run up to 50% faster.
One-Click Installation
Install OpenLiteSpeed, MariaDB and WordPress on various operating systems with just one click.
WordPress Acceleration
Experience a measurable performance boost with OpenLiteSpeed and LSCache for WordPress.
WordPress Acceleration
See the maximized WordPress 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.
Open Source
OpenLiteSpeed, the Open Source edition of LiteSpeed Web Server Enterprise, is free to download, use, distribute, and modify under GPLv3. (To use OpenLiteSpeed in a proprietary product, contact us about obtaining an OEM license.
OpenLiteSpeed represents our commitment to support the Open Source community. The same team responsible for LiteSpeed Enterprise maintains and develops OpenLiteSpeed, and both servers are held to the same high-quality coding standard.
Install OpenLiteSpeed
Whether you use our one-click options, or take advantage of CyberPanel support, installation of OpenLiteSpeed is easy.
Follow one of these links to learn how.
Your Video Guide to OpenLiteSpeed Installation and Configuration
Launch an Existing Cloud Image
We’ve prebuilt a collection of images for popular cloud platforms, allowing you to easily launch an instance in three minutes or less!
Compatible Control Panels
OpenLiteSpeed is compatible with some of the most popular control panels, check it out!
Documentation
Tips and Tutorials for Using OpenLiteSpeed
CyberPanel Supported
A Complete Sysadmin Package for OpenLiteSpeed
Trustpilot Testimonials
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