
Description: FLTK (pronounced 'fulltick') is a lightweight, cross-platform C++ GUI toolkit for developing graphical user interfaces (GUIs). It provides modern GUI functionality without the bloat, supports 3D graphics via OpenGL, and works on Linux, Windows, and macOS.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: wxWidgets is an open source widget toolkit that allows developers to create cross-platform user interfaces for desktop, mobile and embedded applications using C++. It offers native look and feel on Windows, Mac, Linux and other platforms.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API