OpenLiteSpeed
The facts below are what the maker publishes about OpenLiteSpeed, checked and dated. Our editors have not written about it yet.
Plans and prices
From OpenLiteSpeed's own pricing page, checked 4 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| OpenLiteSpeed | Free | Free to download, use, distribute, and modify · GPLv3 |
The facts
Each one read from OpenLiteSpeed's own pages, with the date it was checked.
What it does
- Administration
- OpenLiteSpeed includes a WebAdmin GUI with a real-time statistics dashboard.checked 4 Oct 2026
- Architecture
- It uses event-driven processes designed for low CPU and RAM overhead and high concurrency.checked 4 Oct 2026
- Caching
- It includes a customizable full-page cache module and supports LiteSpeed Cache plugins for WordPress, Joomla, Drupal, and MediaWiki.checked 4 Oct 2026
- Install options
- Downloads include source, binaries, and ARM builds, and the site links to repository, one-click, and Docker installation methods.checked 4 Oct 2026
- Integrations
- The site describes compatibility with CyberPanel and DirectAdmin, LiteSpeed Cache plugins, and a Prometheus exporter for Prometheus and Grafana.checked 4 Oct 2026
- Intended users
- The maker describes it as a free server for use with any number of domains and any size server under GPLv3.checked 4 Oct 2026
- Latest release
- The downloads page lists OpenLiteSpeed 1.9.3 Stable, dated 2026-09-29, with a new WebAdmin UI and built-in ACME support among its additions.checked 4 Oct 2026
- Limitations
- OpenLiteSpeed does not support ESI and requires a restart to load a new .htaccess file containing rewrite rules.checked 4 Oct 2026
- Product
- OpenLiteSpeed is the open-source edition of LiteSpeed Web Server Enterprise.checked 4 Oct 2026
- Rewrite compatibility
- It supports Apache mod_rewrite syntax but does not read .htaccess files or support other Apache directives.checked 4 Oct 2026
- Security
- Listed security features include bandwidth and connection throttling, IP-based access control, strict HTTP request validation, SSL support, and ModSecurity v3 integration.checked 4 Oct 2026
- Support
- The support page directs users to documentation, a Google Group, Facebook and Slack communities, and the OpenLiteSpeed forum.checked 4 Oct 2026
- Web protocols
- The features page lists HTTP/3 and QUIC support, while the support FAQ says OpenLiteSpeed does not yet support QUIC.checked 4 Oct 2026
Where it runs
- Applications
- It supports PHP, Ruby, Python, Perl, and Java external applications; LSAPI is described as improving PHP, Ruby, and Python speeds.checked 4 Oct 2026
The company
- Headquarters
- Newtown Square, Pennsylvania, USAchecked 28 Sep 2026
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