
Description: Markie is an open-source content validation tool for websites. It checks for broken links and images, validates HTML, and analyzes page speed and accessibility. Markie integrates with continuous integration tools to automate testing.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: StackEdit is an open-source online Markdown editor with a variety of writing, formatting, and exporting capabilities. It offers real-time preview, syntax highlighting, Markdown extensions, and the ability to publish documents.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API