
Description: Toxygen is an open-source, customizable instant messaging client focused on security and privacy. It supports end-to-end encryption for chats and calls to protect user communications.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SimpleX Chat is a free, open source instant messaging application allowing users to message, voice and video chat securely without disclosing their personal phone numbers. SimpleX is an alternative for messaging apps like WhatsApp, Telegram, Viber, Skype, Facebook messenger, etc. SimpleX aims to set a new standard for privacy and security.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API