
Description: I, Librarian is a free virtual library software designed to help organize personal book collections. It allows users to catalog books with details like title, author, genre, and covers, and provides features to track loans, browsing history, and book recommendations.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PDF Stacks is a PDF management software that allows users to easily merge, split, organize and manage PDF documents. It has an intuitive interface and useful features like OCR, annotation tools, password protection and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API