The Intercom Rails Sample Code by Intercom demonstrates how to install the project in an application. Accurate development can show a live chat feature. More information available at https://www.intercom.com/live-chat
After a year of beta testing its in-app messaging platform, Pusher has released Chatkit to general availability. Chatkit includes a set of APIs that comes loaded with a number of features that users have come to expect from any mainstream chat service (typing indicators, file sharing, and more).