
Description: Vagrant is an open-source software tool for building and managing virtual machine environments. It provides a simple workflow for developers to easily create, configure, and destroy development environments.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Otto is an open source tool created by HashiCorp for deploying and managing applications across multiple cloud environments. It allows developers to define infrastructure as code and automate provisioning, deployment, and orchestration.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API