
Description: Glowroot is an open source Java Application Performance Monitoring (APM) tool. It is used to monitor, profile and diagnose performance issues in Java applications in real-time. Glowroot is lightweight, easy to use, and provides detailed monitoring data to quickly find and fix performance bottlenecks.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: RapidSpike is a load and performance testing tool for web applications. It allows users to simulate hundreds or thousands of concurrent users to test the performance, reliability, and scalability of web apps under heavy load.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API