[ranger_danger]

It looks like most of their products are just re-badges of existing open source products, including, for some reason, a java-based email server.

[remram]

Twake Chat is a Matrix client, seems to be a fork of https://github.com/krille-chan/fluffychat

Twake Mail backend is a fork of https://github.com/apache/james-project but it seems their app can work with any JMAP server.

Twake Drive (web app) and Twake Mail (mobile) seem original.