Manyverse - A social network off the grid
Chatterino - Chatterino is a chat client for twitch chat.
Public - Group chats.
Restream Chat - Restream Chat is a versatile software that permits you to streamline multiple chats in one place.
Wire - Private & Secure Messenger
multiChat for Twitch - multiChat for Twitch is an incredible free-to-use chat application that is designed to aid users to have the best possible ad-free Twitch.tv experience right from their mobile devices.