
Description: PDF Signet is a free tool for applying digital signatures and timestamping to PDF documents. It allows adding legally-binding signatures to PDFs to verify document integrity and authenticity.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: DocHub is a document management and sharing platform that allows teams to store, access, edit, and collaborate on documents from any device. It enables centralized control, automated workflows, and seamless integration with popular applications.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API