
Description: Emacs Prelude is an Emacs distribution that aims to enhance the default Emacs experience. It provides sensible defaults, out-of-the-box experience, and bundles many useful Emacs packages.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Spacemacs is a popular configuration layer and distribution based on Emacs. It aims to provide an ergonomic and consistent experience by adopting vim-style key bindings and integrating extensions like auto-completion and syntax checking.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API