
Description: pdflayer is an open-source PDF editing software that allows users to easily edit, annotate, redact, and manipulate PDF documents. It has a simple, intuitive interface and supports most common PDF tasks.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PDFShift is a PDF conversion and editing API that allows developers to convert HTML, URLs, and Office documents to PDF from within their applications. It handles complex layouts and formatting with high fidelity.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API