
Description: PDFtk is an open-source command-line tool for working with PDF documents. It enables users to merge, split, rotate, encrypt and decrypt PDF files. PDFtk is lightweight, fast and cross-platform.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Free PDF Metadata Editor is a free, open-source program that allows users to view and edit metadata in PDF files. It provides an easy way to add titles, authors, keywords and other information to PDFs.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API