
Description: GDM (GNOME Display Manager) is a display manager, used in GNOME desktop environments to start the graphical session and allow users to log in. It provides a graphical login screen and launches the user's chosen desktop environment after authentication.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SDDM (Simple Desktop Display Manager) is a lightweight display manager for the X Window System. It provides a simple GUI login screen and starts the user's desktop session after a successful login. SDDM aims to be fast, simple, and stylish.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API