
Description: Clockwork SMS is a cloud-based SMS marketing platform that allows businesses to send bulk SMS messages to customers. It has features like two-way messaging, contact management, automation rules, and analytics.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Plivo is a cloud communications platform that enables businesses to add voice, video, and messaging capabilities to their applications. It provides APIs to build solutions like cloud call centers, IVR systems, telephony applications, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API