
Description: Envelop is a digital signature and document signing software. It allows users to sign documents electronically and request signatures from others. Key features include drag-and-drop document uploads, custom branding options, and analytics tracking.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Virtual Desktop is a virtualization software that allows you to run multiple virtual machines on a single physical computer. It provides additional operating systems in isolated environments for testing software, running legacy apps, or using multiple OSes on one device.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API