[rerx]

When instant messengers like AIM, ICQ, Jabber, or MSN were in heavy use, there was a very popular web based client for those services. It used the same type of UI quite effectively. Here's a screenshot from 15 years ago: http://googlesystem.blogspot.com/2006/06/meebo-all-in-one-on... Meebo was acquired by Google and killed off in 2012, when its utility was waning anyway.

[rzzzt]

Franz is still in this space, although it uses tabbed views for each service: https://meetfranz.com/

[ChrisArchitect]

wow yeah, meebo blast from past