
Description: PaintTool SAI is a lightweight digital painting app for Windows. It has customizable brushes, layers, and canvas rotation for creating digital artwork. The interface is simple and intuitive for quickly sketching ideas.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Adobe Fresco is a drawing and painting app for Windows and iOS that lets users create realistic oil and watercolor paintings. It features versatile digital brushes for different styles and supports an infinite canvas for unrestricted creativity.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API