
Description: Rapid7 is a cybersecurity software company that offers vulnerability management, application security, incident detection and response, and log management solutions. Their flagship product is InsightVM which provides vulnerability scanning and prioritization.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Castle is an open-source model-based testing framework for .NET that makes it easy to automate testing activities like implementing stubs and mocks, parameterizing tests, and sharing test context across tests.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API