
Description: Charcoal is a minimalist drawing software focused on digital sketching and concept art creation. It offers an intuitive interface for fast drawing, uses graphics tablet stylus pressure for natural drawing strokes, and has useful tools for basic operations like layers, shapes and colors.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Artrage is a digital painting software that simulates realistic painting tools and effects like oils, watercolors, pencils and more. It provides an intuitive and natural painting experience.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API