
Description: Pencil2D is a free and open-source 2D animation software. It allows users to create traditional hand-drawn animation with an intuitive and easy to use interface. Pencil2D is available for Linux, Mac OS X and Windows.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: KToon is a free, open source 2D animation software for Linux, Windows, and macOS. It provides tools for hand-drawn animation, onion skinning, animation curves, frame-by-frame animation, and integration with Krita.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API