
Description: Kraken is a lightweight open source load testing tool created by octoPerf. It is designed to simulate heavy user load on web applications and measure overall performance and reliability.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: k6 is an open-source load testing tool for testing the performance of web applications. It is scriptable in JavaScript and aims to provide an easy way to simulate realistic user traffic for load testing.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API