Announcing HAProxy 2.4 - HAProxy Technologies
Announcing HAProxy 2.4 HAProxy 2.4 adds exciting features such as support for HTTP/2 WebSockets, authorization and routing of MQTT and FIX (Financial Information Exchange) protocol messages, DNS resolution over TCP, server timeouts that you can change on the fly, dynamic SSL certificate storage for client certificates sent to backend servers, and an improved cache; it adds a built-in OpenTracing integration, new Prometheus metrics, and circuit breaking improvements. This release was truly a community effort and could not have been made possible without all of the hard work from everyone invol...
Source: haproxy.com