Messenger-GTK is a convergent graphical messaging application using the GNUnet Messenger service.
The goal is to provide private and secure communication between any group of devices.

The application provides the following features:
<ul><li>Creating direct chats and group chats</li><li>Managing your contacts and groups</li><li>Invite contacts to a group</li><li>Sending text messages</li><li>Sending voice recordings</li><li>Sharing files privately</li><li>Deleting messages with any custom delay</li><li>Renaming contacts</li><li>Exchanging contact details physically</li><li>Verifying contact identities</li><li>Switching between different accounts</li><li>Chatting live via video or voice streaming</li><li>Sharing your screen with a selected group</li><li>Writing notes to yourself</li></ul>
Chats will generally created as opt-in. So you can decide who may contact you directly and who
does not, accepting to a direct chat. Leaving a chat is also always possible.