
Description: PDF-XChange Editor is a PDF editor and viewer software for Windows. It allows users to view, edit, annotate, OCR and sign PDF documents. Key features include editing text and images, adding comments, signing documents electronically, and converting PDFs to other formats.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: gscan2pdf is an open source scanner utility for Linux that allows you to scan documents and save them as PDF files. It provides a simple graphical interface to control your scanner and options to enhance the scanned documents.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API