HAProxy is an application for balancing and distributing load on servers. Its main task is to redirect user requests according to the rules set by the administrator. It works via TCP and HTTP protocols. HAProxy is a free application that works only on Unix operating systems.
Main features:
- Load balancing: redirecting requests to less loaded servers in order to optimize the data exchange speed.
- Redundancy: the ability to create rules according to which the connection of some clients will be directed to a specific server or servers.
- TLS SNI support: the ability to select incoming requests with HTTPS protocol and forward them to a dedicated server.