
Description: Master PDF Editor is a PDF editing software that allows users to easily edit, convert, create, review, and secure PDF documents. It has a user-friendly interface and features like merging PDFs, adding text/images, filling out forms, adding signatures, reviewing documents with markup tools, password protection, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Krop is an open-source crop and straighten tool for scanned PDF documents. It allows for quickly cropping ragged page edges and deskewing tilted pages.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API