Freedom251 › Web Server Software
OpenLiteSpeed

Plans
| Plan | Billed and limits | Price |
|---|---|---|
| OpenLiteSpeed | Free to download, use, distribute, and modify · GPLv3 | Free |
As openlitespeed.org lists them, read 4 Oct 2026. The maker's own page has the final word.
Facts from OpenLiteSpeed's own pages
- Administration
- OpenLiteSpeed includes a WebAdmin GUI with a real-time statistics dashboard. · openlitespeed.org, 4 Oct 2026
- Applications
- It supports PHP, Ruby, Python, Perl, and Java external applications; LSAPI is described as improving PHP, Ruby, and Python speeds. · openlitespeed.org, 4 Oct 2026
- Architecture
- It uses event-driven processes designed for low CPU and RAM overhead and high concurrency. · openlitespeed.org, 4 Oct 2026
- Caching
- It includes a customizable full-page cache module and supports LiteSpeed Cache plugins for WordPress, Joomla, Drupal, and MediaWiki. · openlitespeed.org, 4 Oct 2026
- Headquarters
- Newtown Square, Pennsylvania, USA · openlitespeed.org, 28 Sept 2026
- Install options
- Downloads include source, binaries, and ARM builds, and the site links to repository, one-click, and Docker installation methods. · openlitespeed.org, 4 Oct 2026
- Integrations
- The site describes compatibility with CyberPanel and DirectAdmin, LiteSpeed Cache plugins, and a Prometheus exporter for Prometheus and Grafana. · openlitespeed.org, 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. · openlitespeed.org, 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. · openlitespeed.org, 4 Oct 2026
- Limitations
- OpenLiteSpeed does not support ESI and requires a restart to load a new .htaccess file containing rewrite rules. · openlitespeed.org, 4 Oct 2026
- Product
- OpenLiteSpeed is the open-source edition of LiteSpeed Web Server Enterprise. · openlitespeed.org, 4 Oct 2026
- Rewrite compatibility
- It supports Apache mod_rewrite syntax but does not read .htaccess files or support other Apache directives. · openlitespeed.org, 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. · openlitespeed.org, 4 Oct 2026
- Support
- The support page directs users to documentation, a Google Group, Facebook and Slack communities, and the OpenLiteSpeed forum. · openlitespeed.org, 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. · openlitespeed.org, 4 Oct 2026
Where OpenLiteSpeed stands on Freedom251
- Web Server Software#21 of 36
