
Description: RubyGems is a package manager for the Ruby programming language that provides a standard format for distributing Ruby programs and libraries, called gems. It allows easy installation, management and sharing of gems.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: npm is a package manager for JavaScript that allows developers to share and reuse code packages. It hosts over 1.5 million packages and is the default package manager for Node.js.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API