
Description: Pixel Studio is a free online pixel art editor for creating sprite animations and tilesets for games. It has a simple interface with tools for drawing, erasing, coloring, and animating pixels.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Grafx2 is a free, open source bitmap paint program for Windows, Linux, MacOS, and other platforms. It is designed for creating pixel art, sprites, and other raster graphics. Key features include support for multiple layers and transparency, animation frames, palettes, image filters, and basic editing tools.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API