
Description: Isotoxin is an open-source load and performance testing tool for web applications. It allows developers to simulate user traffic to measure system load, identify bottlenecks, and ensure scalability. Key features include record and playback of user journeys, custom scripting, distributed testing, and detailed reporting.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Telegram is a cloud-based instant messaging and voice over IP service. It offers end-to-end encrypted video calling, file sharing, and several other features. Telegram clients exist for both mobile and desktop systems.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API