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LiteSpeed Web Server


LiteSpeed Web Server (LSWS) is a high performance, secure, easy-to-use web server, and can be used as a drop-in replacement for an Apache web server. It can handle thousands of concurrent connections with a small memory footprint, and can thwart incoming attacks with ease.

Minimum system requirements

Operating System

  • Linux: kernel 3.0+
  • CentOS: 7+
  • Ubuntu: 18.04+
  • Debian: 9+
  • FreeBSD: 12.04+


  • Intel: x86-64
  • ARM: aarch64 (Linux only)


  • 512MB and up


  • Installation: 200MB
  • Runtime: 300MB and up, swapping space depends on usage.

WebAdmin Console

LiteSpeed Web Server ships with WebAdmin Console, a centralized control panel that allows you to manage and configure all web server settings. To learn more, please see our WebAdmin documentation


See the Best Practices for Securing WebAdmin Console video here.

Additional Support

Community Support

If you've explored our documentation and still have questions, you can find assistance from other LiteSpeed users through our Community Support forums:

Official LiteSpeed Support

To be assisted by a LiteSpeed support technician, you can submit a support ticket from the LiteSpeed website's client area or by emailing


We're happy to provide a level of free support for all LiteSpeed products and offer guidance where documentation may fall short. However, we are unable to offer general sysadmin support or hands-on assistance.

Should you require individualized configuration support or hands-on assistance with our products, you can order additional services from the LiteSpeed store.

Thank you for choosing LiteSpeed!


Do you have some thoughts about this documentation site? Join our GoLiteSpeed Slack, drop by the #documentation channel, and let us know what you think!

Last update: February 26, 2024