
Description: Calibrize is a free online tool that helps create, edit, and convert PDF documents. It provides basic PDF editing features like adding text, images, signatures, highlights, and annotations. The tool allows combining multiple PDFs into one file or splitting a large PDF into smaller files.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ColorHCFR is a display calibration and profiling solution for Windows, Mac, and Linux. It allows you to calibrate and profile your display to achieve accurate color reproduction. The software is free, open source, and commonly used by photographers, designers, and video editors.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API