
Description: gzip is a file compression utility used to compress and decompress files. It uses the DEFLATE data compression algorithm, which allows it to shrink files down for faster transfers and reduced storage space.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: 7-Zip ZS is a free and open source file archiver software. It supports multiple compression and encryption algorithms and is available for Windows, Linux and Mac devices.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API