
Description: Apache Benchmark (ab) is an open-source tool for benchmarking the performance of HTTP web servers. It allows users to measure response times, requests per second, and other metrics to test a server's load capacity and performance under different conditions.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: HailStorm is an open-source load testing tool for web applications. It allows users to perform stress tests on their applications to identify performance issues under heavy load. Useful for testing capacity and reliability.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API