
Description: PKZIP is a proprietary file archiver and compressor software for Windows, macOS, and Linux. It uses file compression algorithms like ZIP, RAR, and 7Z to create smaller compressed archives of multiple files and folders to save disk space. It allows grouping, encrypting, splitting and spanning archives across multiple disks.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: LZ4 is a lossless compression algorithm that focuses on compression and decompression speed. It allows fast data compression and real-time decompression. LZ4 is open-source and cross-platform compatible.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API