OpenLiteSpeed

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OpenLiteSpeed is a high-performance, lightweight, open source HTTP server developed and copyrighted by LiteSpeed Technologies. Users are free to download, use, distribute, and modify OpenLiteSpeed.

Cost / License

Free
Open Source (GPL-3.0)

Application type

Web Server

Origin

United States

Platforms

Linux
Self-Hosted
Docker

Alternatives

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10alternatives

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Features

LiteSpeed Web Server
HTTP server

OpenLiteSpeed News & Activities

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Recent activities

POX updated OpenLiteSpeed
16 days ago
gaitenis updated OpenLiteSpeed
16 days ago
moh-alkhatib added OpenLiteSpeed as alternative to qaws
about 2 months ago
sonumahato0010 added OpenLiteSpeed as alternative to DevBind
7 months ago
POX added OpenLiteSpeed as alternative to CivetWeb
11 months ago

OpenLiteSpeed information

Developed by
LiteSpeed Technologies
Licensing
Open Source (GPL-3.0) and Free product.
Written in
C++
Alternatives
10 alternatives listed
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Supported Languages
- English

AlternativeTo Categories

Development, Network & Admin

GitHub repository

1,475 Stars
234 Forks
94 Open Issues
Updated Sep 11, 2026

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OpenLiteSpeed was added to AlternativeTo by calete on Feb 20, 2017 and this page was last updated Sep 5, 2026.

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What is OpenLiteSpeed?

The power of LiteSpeed, the freedom of open source. OpenLiteSpeed combines speed, security, scalability, optimization and simplicity in one friendly open-source package.

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.