
Description: CKEditor is an open source rich text editor that can be easily integrated into web pages to allow for visual editing of content. It has a simple interface with common formatting options like bold, italic, links, lists, etc.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Simplicity Editor is a lightweight, open-source text and code editor for Windows, Linux and Mac. It has a minimal interface but still includes essential editing features like syntax highlighting, auto-indent and find/replace.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API