Alternatives to ChatMate for WhatsApp

Native desktop client for WhatsApp

Voice and text chat software

Instant messaging application focusing on security

Messaging app with a focus on speed and security

OpenAI's official ChatGPT desktop app

Free messaging and calling application

Universal chat app powered by Matrix

Official desktop client for Rocket.Chat

Private desktop AI chat application

Calling and messaging application focusing on security

Desktop client for the Zulip team chat platform

General-purpose text editor