
Description: Sawfish is a lightweight and extensible window manager for the X Window System. It implements some innovative features like per-window decorations, configurable policies for window layout and placement, full support for Xinerama multi-head displays, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Xmonad is a tiling window manager for Linux and other Unix-like operating systems. It is written in Haskell and dynamically manages windows to maximize screen space and productivity.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API