Ajax IM is described as '(“Ajax Instant Messenger”) is a browser-centric instant messaging framework. It uses AJAX to create a real-time (or near real-time) IM environment that can be used in conjunction with existing community and commercial software, or simply as a stand-alone product' and is an app in the Social & Communications category. There are five alternatives to Ajax IM for Online / Web-based, Self-Hosted solutions, PHP, Wordpress and Android. The best alternative is MQTTCHAT, which is free. Other great apps like Ajax IM are LekkerIM (Paid), Chatter Script (Paid), WordPress Chat (Freemium) and Cometchat (Paid).