
Description: Nexmo is a cloud communications platform that enables developers to integrate messaging, voice and phone capabilities into mobile apps, websites and business systems using APIs. It supports SMS, voice calls, phone number provisioning, 2-factor authentication and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API