
Description: LibraryThing is an online service that allows users to catalog their books easily. Users can keep track of books they own, books they have read, books they want to read, and more. The service provides recommendation features and social networking elements for readers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Riffle is a free and open-source note taking app for Windows, Mac and Linux. It allows users to organize their notes in a simple notebook-style layout with support for text formatting, checklists, code blocks and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API