
Description: AWS Firecracker is an open source virtualization technology that provides lightweight, secure microVMs for serverless computing. It enables high density multi-tenancy and fast startup times to support functions and containers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: XCP-ng is an open-source hypervisor platform based on Xen. It is a community-driven fork of Citrix XenServer aimed at providing a free, fully-featured virtualization solution.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API