
Description: Best PDF Tools is a user-friendly PDF editor that allows you to easily manipulate PDF files. It includes features like merging and splitting PDFs, adding or removing pages, inserting images and text, annotating with comments and drawings, encrypting files, and converting between PDF and other formats.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PDF Chain is free and open source software for combining, splitting, rotating and manipulating PDF documents. It provides a simple interface for common tasks like merging multiple PDFs, extracting pages, adding watermarks and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API