Today, realtime is used more and more frequently on the web: instant messaging, notifications, collaborative edition, etc. These technologies allow new features and meet new needs. WebSockets have arrived to overcome the constraints of polling by making bidirectional exchanges between a client and a server possible. They are frequently implemented using the NodeJS and JavaScript ecosystem. Did you know that it is possible to integrate WebSockets using just PHP? WebSocket ? WebSocket is a protocol that was standardized in RFC…