
Description: Tox is an open-source, peer-to-peer instant messaging and video calling application focused on privacy and security. It offers end-to-end encryption for messages and calls to protect user data without relying on central servers.
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