Chatkit vs TalkJS: What are the differences?
Developers describe Chatkit as "Add 1-1 and group chat to your app with typing indicators, file attachments, user online presence and more". Chatkit is designed to make it as simple as possible to add chat to your app. It lets you add 1-1 and group chat to your app, along with typing indicators, file attachments and storage, user online presence and a flexible permissions system. On the other hand, TalkJS is detailed as "Integrated messaging for every web and mobile product". Integrated messaging for every web and mobile product. Add user-to-user chat to your web app, marketplace or social platform.
Chatkit and TalkJS belong to "Communications SDK" category of the tech stack.