
Description: Psykopaint is a free and open-source raster graphics editor for digital painting and photo editing. It has an intuitive user interface and features similar to Photoshop such as layers, masks, filters and an advanced brush engine.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: imEditor is a free open source image editor for Windows. It has basic image editing features like cropping, resizing, color adjustments, text additions, and filters. Easy to use interface aimed at casual users.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API