
Description: SeaLion is an open-source, cross-platform text editor and IDE. It has support for hundreds of programming languages and markup languages, with syntax highlighting, autocompletion, and other coding assists. SeaLion is customizable and extensible with plugins.
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