
Description: Glui is an open-source graphical user interface library for OpenGL applications. It provides widgets like buttons, checkboxes, text input fields, scrollbars, etc. to build interactive GUIs in OpenGL apps. Glui is written in C++ and works across platforms.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Spectacle is an open-source program that allows users to easily organize windows on their desktop using customizable keyboard shortcuts. It works on macOS and is useful for arranging many open application windows.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API