
Description: Callmaker is a call center and dialer software designed for businesses to efficiently manage outbound calls and call campaigns. It provides predictive dialing, call routing, campaign management tools, real-time analytics, and integrations with popular CRM platforms.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Zendesk is a customer service software company that provides products to manage customer support interactions. Its flagship product, Zendesk Support, is a help desk ticketing system that allows companies to track, respond to, and resolve customer support tickets.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API