As LiteSpeed WebServer and OpenLiteSpeed can also be used as load balancer, then why is LiteSpeed ADC better?

LiteSpeed WebServer and OpenLiteSpeed load balancing function uses an uncontrollable Round Robin algorithm, rotating between back-end nodes on every access. If you need an advanced load balancer solution please check out our LiteSpeed Web ADC. Our Web ADC comes with

The Zero-Configuration: is a feature that allows authorized client servers to send their configuration (domains, ip addresses, ports, etc.) to LiteSpeed Web ADC. This feature provides an alternative way to set up load balancing dynamically rather than working with the webadmin interface. The ZeroConfig API describes the messages accepted by the ZeroConfig feature. This section provides the interface to enable and configure the ZeroConfig feature.

The ability to choose different algorithms (including round-robin, least load, and least sessions)

The ability to specify session ID string and session timeout

The ability to insert tracking cookies

High Scalability, High Availability IP failover, Cross Datacenter Replication, Cache Data Synchronization and out-of-the box acceleration for Magento and Wordpress, and other features that make LiteSpeed Web ADC the best-of-breed solution on the market